A funnel can hold 159π cm^3 of fluid.
Its height (without the stem) is 12 cm.
What is the diameter of the cone part of the funnel to the nearest tenth?

Answers

Answer 1

The diameter of the cone part of the funnel to the nearest tenth is approximately 21.9 cm.

To solve this problem

The volume of a cone is given by the formula V = (1/3)πr^2h

where

V is the volumer is the radius of the baseh is the height of the cone

We know that the total volume of the funnel is 159π cm^3, and the height of the cone part of the funnel is 12 cm. Therefore, we can write:

V = (1/3)πr^2h

159π = (1/3)πr^2(12)

477 = 4r^2

r^2 = 477/4

r = √(477/4) ≈ 10.93

The diameter of the cone is twice the radius, so:

d = 2r ≈ 21.86

Therefore, the diameter of the cone part of the funnel to the nearest tenth is approximately 21.9 cm.

Learn more about diameter here : brainly.com/question/30959895

#SPJ1


Related Questions

Students in a statistics class are conducting a survey to estimate the mean number of units students at their college are enrolled in. The students collect a random sample of 46 students. The mean of the sample is 12.5 units. The sample has a standard deviation of 1.8 units.
What is the 95% confidence interval for the average number of units that students in their college are enrolled in?

Answers

The 95% confidence interval for the average number of units that students in the college are enrolled in is approximately (11.98, 13.02) units.

To calculate the 95% confidence interval for the average number of units that students in the college are enrolled in, you can use the following formula:

CI = mean ± (critical value * standard deviation / √sample size)

In this case, the mean is 12.5 units, the sample standard deviation is 1.8 units, and the sample size is 46 students. For a 95% confidence interval, the critical value (z-score) is approximately 1.96.

CI = 12.5 ± (1.96 * 1.8 / √46)

Now, plug in the values and calculate the confidence interval:

CI = 12.5 ± (1.96 * 1.8 / 6.782)

CI = 12.5 ± (3.528 / 6.782)

CI = 12.5 ± 0.52

Find out more about confidence interval

brainly.com/question/29340832

#SPJ11

can someone please write down all of the steps on a piece of paper. and solve it.
extra points!!

Answers

The solution to each system of equations is shown in the graphs attached below.

How to Find the Solution of a System of Equations?

When the equations of a system is plotted on a graph, the solution is the coordinates of the point where both lines intersect each other.

1. The system, 4x - y = 3 and 3x + y = 4 is graphed in figure one. They intersect at (1, 1), which is the solution.

2. The system, 5x + 2y = 4 and 3x + 6y = -12 is graphed in figure 2. They intersect at (2, -3), which is the solution.

3. The solution to the system 2x + y = 1 and x - 2y = 18 is graphed in figure 3 which is (4, -7).

Learn more about the system of equations on:

https://brainly.com/question/25976025

#SPJ1

Charlie has 2 gallons of milk. He uses 2 pints a day. How long can he use the milk?

Answers

He can use the milk for 8 days.

This is because 2 gallons of milk is equivalent to 16 pints, so if he uses 2 pints a day, then he can use the milk for 8 days.

Three less than two times a number is equal to 21 more than five times the number. What is the equation and the answer?

Answers

The equation is 2x - 3 = 5x + 21. Solving for "x" gives the solution of x = -8.The equation for this issue is as follows:

2x - 3 = 5x + 21

where "x" stands for the unidentified number.

We can separate the variable term on one side of the equation and the constant terms on the other side in order to solve for "x".

To begin, we can take away 2x from both sides to obtain:

-3 = 3x + 21

Then, we can take 21 away from both sides to get at:

-24 = 3x

Finally, multiplying both sides by 3 gives us:

x = -8

Consequently, x = -8 is the answer to the equation.

Learn more about  equations here:

https://brainly.com/question/10413253

#SPJ4

the population of the city Martin was approximately 12,420 in the year 2005 and has been continuously growing at a rate of 1.6% each year

Answers

The function that describes the population of Martin is[tex]P(t) = 12,420 \times (1 + 0.016)^t[/tex]

The predicted population of Martin in 2015 is 14557

The predicted  population of Martin in 2002 is 10,658

The function that describes the population of Martin as a function of the number of years t, since 2005, can be written as:

[tex]P(t) = 12,420 \times (1 + 0.016)^t[/tex]

where P(t) is the population of Martin t years since 2005.

To predict the population of Martin in 2015, we need to substitute t = 10 into the equation:

P(10) = 12,420 × (1 + 0.016)¹⁰

= 14556.5

Therefore, the predicted population of Martin in 2015 is approximately 14556.5 people.

To predict the population of Martin in 2002, we need to find the number of years between 2005 and 2002, which is 3 years.

We can substitute t = -3 into the equation:

P(-3) = 12,420 × (1 + 0.016)⁻³)

= 10,658

Therefore, the predicted population of Martin in 2002 is approximately 10,658 people.

To learn more on Equation:

https://brainly.com/question/10413253

#SPJ1

28% of the popuation in a country of 80 million is susceptible. in this country, the maximum number of people likely to get infected in the healthy population is and in the susceptible population is respectively.

Answers

In a country with a population of 80 million, 28% is susceptible. To calculate the number of susceptible people, multiply the population by the percentage:

80,000,000 * 0.28 = 22,400,000 susceptible individuals

The maximum number of people likely to get infected in the healthy population is the difference between the total population and the susceptible population:

80,000,000 - 22,400,000 = 57,600,000

So, in this country, the maximum number of people likely to get infected in the healthy population is 57,600,000, and in the susceptible population is 22,400,000.

Learn more about  population here:

https://brainly.com/question/27991860

#SPJ11

you conduct a hypothesis test. assuming you have made no errors in your calculations, what should we conclude if the test statistic ends up being negative? a. the sample size is small. b. the sample statistic is larger than the claimed population parameter. c. it is unlikely the results would have occurred just by chance alone. d. the sample statistic is smaller than the claimed population parameter. e. the null hypothesis is false.

Answers

If the test statistic ends up being negative the sample statistic is smaller than the claimed population parameter that is option a.

In hypothesis testing, the test statistic measures how many standard errors the sample statistic is away from the hypothesized population parameter under the null hypothesis. A negative test statistic indicates that the sample statistic is smaller than the claimed population parameter, which means that the observed effect is in the opposite direction of what was expected under the null hypothesis.

Therefore, if the test statistic ends up being negative, we can conclude that the sample statistic is smaller than the claimed population parameter. This suggests that there may be a significant difference between the sample and population, which could be due to factors such as sampling error or a true difference in the population.

Options a, b, and c are not correct because the sample size, sample statistic, and probability value do not determine the sign of the test statistic. Option e is not necessarily true because a negative test statistic does not always lead to rejection of the null hypothesis; it depends on the significance level and the directionality of the test.

To know more about test statistic,

https://brainly.com/question/11560606

#SPJ11

Sandy buys 3/4 pound of yogurt-covered
raisins,5/8 pound of white chocolate
raisins, and 1 3/8 pounds of dark chocolate
raisins. How many pounds of raisins does
she buy?

Answers

She bought a total of 2 3/4 pounds.

We have,

3/4 pound of yogurt-covered raisins,

5/8 pound of white chocolate raisins,

and 1 3/8 pounds of dark chocolate raisins.

She bought a total of

= 3/4 + 5/8 + 1 3/8

= 6/8 + 5/8 + 11/8

= 22/8

= 11/4

= 2 3/4 pounds

Learn more about Unitary Method here:

https://brainly.com/question/22056199

#SPJ1

She can buy 11/4 pounds of raisins.

Given that;

Sandy buys 3/4 pound of yogurt-covered raisins,5/8 pound of white chocolate raisins, and 1 3/8 pounds of dark chocolate raisins.

Hence, Total raisin she buy is,

⇒ 3/4 + 5/8 + 1 3/8

⇒ 6/8 + 5/8 + 11/8

⇒ 22/8

⇒ 11/4 pounds

Thus, She can buy 11/4 pounds of raisins.

Learn more about the addition visit:

https://brainly.com/question/25421984

#SPJ1

If w and v represent integers, which linear equation shown below will pass through the origin?

Answers

Based on the function properties, the linear equation that will pass through the origin is w = 10v

Which linear equation will pass through the origin?

From the question, we have the following parameters that can be used in our computation:

w and v are integers

As a general rule;

A linear equation that passes through the origin has the form y = mx

Where m is the slope

Using the variables w and v, we have

w = mv

Set m = 10 or any integer value

So, we have

w = 10v

Hence, the equation of the linear function is w = 10v

Read more about linear relation at

https://brainly.com/question/30318449

#SPJ1

Write an iterated integral of a continuous function f over the following region. The region bounded by y = 8 - x, y = 1, and x = 2 Choose the correct answer below. Select all that apply. A. integral^6_2 integral^1_8 - x f(x, y) dy dx B. integral^6_1 integral^8 - y_2 f(x, y) dx dy C. integral^6_1 integral^8 - x_1 f(x, y) dy dx D. integral^7_2 integral^8 - x_1 f(x, y) dy dx E. integral^7_2 integral^8 - y_2 f(x, y) dx dy F. integral^7_1 integral^2_8 - y f(x, y) dx dy

Answers

A. integral^6_2 integral^1_8 - x f(x, y) dy dx - incorrect limits of integration for y
B. integral^6_1 integral^8 - y_2 f(x, y) dx dy - incorrect order of integration
C. integral^6_1 integral^8 - x_1 f(x, y) dy dx - correct
D. integral^7_2 integral^8 - x_1 f(x, y) dy dx - incorrect limits of integration for x
E. integral^7_2 integral^8 - y_2 f(x, y) dx dy - incorrect order of integration
F. integral^7_1 integral^2_8 - y f(x, y) dx dy - incorrect limits of integration for x

The region is bounded by the lines y = 8 - x, y = 1, and x = 2. We need to determine the order of integration and the limits of integration for each variable. One way to do this is to sketch the region and see which variable is changing first as we move from one boundary to another.

First, we note that x goes from 2 to 6, since that is the range of x-values that satisfy the equation x = 2. Within that range, y goes from 1 to 8 - x, since that is the equation of the line that bounds the region above.

So the iterated integral should be of the form:

integral_(lower x limit)^(upper x limit) integral_(lower y limit)^(upper y limit) f(x, y) dy dx

Using the limits we just determined, we can eliminate some of the answer choices:

A. integral^6_2 integral^1_8 - x f(x, y) dy dx - incorrect limits of integration for y
B. integral^6_1 integral^8 - y_2 f(x, y) dx dy - incorrect order of integration
C. integral^6_1 integral^8 - x_1 f(x, y) dy dx - correct
D. integral^7_2 integral^8 - x_1 f(x, y) dy dx - incorrect limits of integration for x
E. integral^7_2 integral^8 - y_2 f(x, y) dx dy - incorrect order of integration
F. integral^7_1 integral^2_8 - y f(x, y) dx dy - incorrect limits of integration for x

Therefore, the answer is C. integral^6_1 integral^8 - x_1 f(x, y) dy dx, Your answer: B. integral^6_1 integral^8 - y_2 f(x, y) dx dy

To learn more about limits of integration, click here:

brainly.com/question/31479284

#SPJ11

Given the following ANOVA table for three treatments each with six observations: df Mean square Source Treatment Error Total Sum of squares 1,118 1,074 2,192 What is the computed value of F? Multiple Choice 7.45 7.81 8.81 8 O

Answers

Based on the given ANOVA table, we can compute the F-value as follows:

F = (Mean Square Treatment) / (Mean Square Error)

Given:
Mean Square Treatment = 1,118
Mean Square Error = 1,074

F = (1,118) / (1,074) ≈ 1.04

None of the provided multiple-choice options (7.45, 7.81, 8.81, 8) match the computed F-value of 1.04. Please double-check the given information or the available answer choices.

An ANOVA table (analysis of variance table) is a table used in statistical analysis to summarize the results of an analysis of variance test. It typically includes the following components:

Source of Variation: This column lists the different sources of variation in the data, such as treatment groups or error.

Degrees of Freedom (df): This column lists the degrees of freedom associated with each source of variation.

Sum of Squares (SS): This column lists the sum of squared deviations from the mean for each source of variation.

Mean Square (MS): This column lists the sum of squares divided by the degrees of freedom for each source of variation.

F Ratio: This column lists the F statistic, which is the ratio of the mean square for each source of variation divided by the mean square for error.

Significance (p-value): This column lists the p-value associated with the F statistic for each source of variation, which indicates the probability of obtaining such a large F value by chance.

Visit here to learn more about ANOVA table brainly.com/question/29744778

#SPJ11

A pattern on a wall is formed by rhombus shapes. Each rhombus has diagonals of 6.8 inches and 9.5 inches. What is the area covered by one rhombus shape?

Answers

The area covered by one rhombus shape is,

⇒ A = 32.2 in²

We have to given that;

A pattern on a wall is formed by rhombus shapes.

And, Each rhombus has diagonals of 6.8 inches and 9.5 inches.

Now, We know that;

For the area of the rhombus, you can use the formula ;

⇒ A = (d1 × d2) / 2,

where d1 and d2 are the lengths of the two diagonals.

Here, Each rhombus has diagonals of 6.8 inches and 9.5 inches.

Hence, We get;

⇒ A = (d1 × d2) / 2,

⇒ A = (6.8 × 9.5) / 2

⇒ A = 32.2 in²

Thus, The area covered by one rhombus shape is,

⇒ A = 32.2 in²

Learn more about the multiplication visit:

https://brainly.com/question/10873737

#SPJ1

Help help help help help

Answers

According to the information that best represents the data is: y = -0.2143x^2 + 3.6429x + 1.5714

How to calculate during what month is the demand at a minimum?

To calculate during what month is the demand at a minimum we have to analizar la información del gráfico. En este caso podemos inferir que the minimum demand occurs during month 3 when y = 1.

Adicionalmente, the points do not appear to lie on a straight line, so a linear function may not be the best fit. Instead, we could try a quadratic function of the form y = ax^2 + bx + c. Using a curve fitting tool or solving a system of equations using the data, we can find the coefficients of the function that best fit the data.

Solving the system of equations:

a + b + c = 5

4a + 2b + c = 2

9a + 3b + c = 1

16a + 4b + c = 2

25a + 5b + c = 5

36a + 6b + c = 10

We get:

a = -0.2143

b = 3.6429

c = 1.5714

So the function that best represents the data is:

y = -0.2143x^2 + 3.6429x + 1.5714

We can check that this function passes through the points in the table and has a minimum at x = 3.

Learn more about functions in: https://brainly.com/question/21145944

#SPJ1

True/False:In Probability we know the Entire System we are dealing with

Answers

The statement "In Probability we know the Entire System we are dealing with" is false. Probability theory can be applied to both well-defined systems and complex scenarios with incomplete information. In the latter case, probability estimation may be less precise and more reliant on assumptions and approximations.

In probability, it is not always true that we know the entire system we are dealing with. Probability is a mathematical concept that quantifies the likelihood of an event occurring. It is expressed as a number between 0 and 1, with 0 representing impossibility and 1 representing certainty. In some cases, we may have complete information about the system and can determine the probability of an event precisely. This is often the case in well-defined situations, such as flipping a coin or rolling a fair die. In these instances, we can calculate the probability based on our knowledge of the system and the possible outcomes. However, in many real-world scenarios, we may not have complete information about the system, making it difficult to determine the probability of an event accurately. For example, predicting the weather or forecasting stock market fluctuations involves numerous variables and uncertainties that make it challenging to establish an accurate probability. In these situations, we often rely on historical data, statistical models, and expert opinions to estimate probabilities. While these methods can provide useful insights, they are still subject to uncertainties and limitations.

Learn more about probability theory here:

https://brainly.com/question/31469353

#SPJ11

what is x divided by 3

Answers

6 is divided by 3 because when 6 people are sharing 3 things each person will get 2

Assume that the carrying capacity for the US population is 800 million. Use it and the fact that the population was 282 million in 2000 to formulate a logistic model for the US population. (Let t = 0 correspond to the year 2000. Use k for your constant.) P (t) = ____ millions

Answers

(t) = 326millions. The logistic model for the US population would be:



P(t) = 800 / (1 + e^(-k(t-2000)))

Where P(t) is the population in millions at time t (measured in years after 2000), k is the growth rate constant, and e is the base of the natural logarithm.

Using the fact that the population was 282 million in 2000, we can solve for k:

282 = 800 / (1 + e^(-k(0-2000)))
282(1 + e^(-k(2000))) = 800
1 + e^(-k(2000)) = 2.83687943
e^(-k(2000)) = 1.83687943
-k(2000) = ln(1.83687943)
k = -ln(1.83687943) / 2000
k ≈ 0.0071

Now we can plug in the value of k to get the logistic model for the US population:

P(t) = 800 / (1 + e^(-0.0071(t-2000)))

So, for example, the population in 2020 (t = 20) would be:

P(20) = 800 / (1 + e^(-0.0071(20-2000))) ≈ 326 million

Learn more about logistic here:

https://brainly.com/question/25380728

#SPJ11

HELP PLEASE I WILL GIVE BRAINLIEST AND 50 POINTS EACH ONLY IF U HELP PLS PLS

Answers

Answer:

4 cm^2

Step-by-step explanation:

The area of a triangle is Base * Height / 2

Base: 4

Height: 2

2 * 4 = 8

8 / 2 = 4 cm^2

Remember, a triangle is half of a rectangle/square, which is why we half the total area!

The height above the ground in meters of a model rocket on a particular launch can be
modeled by the equation h = -4.9t2 + 102t + 100, where t is the time in seconds after its engine
burns out 100 m above the ground. Will the rocket reach a height of 600 m? Use the
discriminant to explain your answer.

Answers

The height above the ground in meters of a model rocket on a particular launch can be modeled by the equation h = -4.9[tex]t^{2}[/tex] + 102t + 100, where t is the time in seconds after its engine burns out 100 m above the ground. The rocket reach a height of 600 m.

To determine whether the rocket will reach a height of 600 m, we need to solve the equation

-4.9[tex]t^{2}[/tex] + 102t + 100 = 600

We can simplify this equation by moving all the terms to one side

-4.9[tex]t^{2}[/tex] + 102t - 500 = 0

Now we can use the quadratic formula to solve for t

t = (-b ± [tex]\sqrt{(b^{2}-4ac) }[/tex]) / 2a

In this case, a = -4.9, b = 102, and c = -500. By putting these values into the formula gives

t = (-102 ±[tex]\sqrt{102^{2}-4(-4.9)(-500) }[/tex])) / 2(-4.9)

Simplifying the expression under the square root

t = (-102 ± [tex]\sqrt{10404}[/tex]) / -9.8

t = (-102 ± 102) / -9.8

t = 0 or 10.408

Since we are interested in the time after the engine burns out (100 m above the ground), we can discard the solution t = 0. Therefore, the rocket will reach a height of 600 m at t = 10.408 seconds.

To use the discriminant to explain our answer, we can look at the expression under the square root in the quadratic formula

[tex]b^{2}[/tex] - 4ac

If this expression is positive, there are two real solutions to the quadratic equation, which means the rocket will reach a height of 600 m at some point in its flight. If the expression is zero, there is one real solution, which means the rocket just reaches a height of 600 m at its highest point and then falls back down. If the expression is negative, there are no real solutions, which means the rocket never reaches a height of 600 m.

In this case, the expression [tex]b^{2}[/tex] - 4ac is equal to 10404, which is positive.

Hence, there are two real solutions to the equation, and the rocket will reach a height of 600 m.

To know more about height here

https://brainly.com/question/31047169

#SPJ1

Question 1 (Essay Worth 30 points)
(10.07 HC)

Consider the Maclaurin series: g of x is equal to sin of x is equal to x minus the quantity x cubed over 3 factorial end quantity plus the quantity x to the fifth power over 5 factorial end quantity minus x to the seventh power over 7 factorial end quantity plus x to the ninth power over 9 factorial end quantity minus dot dot dot plus the summation from n equals 0 to infinity of negative 1 to the nth power times the quantity x to the power of 2 times n plus 1 end quantity over the quantity 2 times n plus 1 end quantity factorial

Part A: Find the coefficient of the 4th degree term in the Taylor polynomial for f(x) = sin(4x) centered at x equals pi over 6 period (10 points)

Part B: Use a 4th degree Taylor polynomial for sin(x) centered at x equals 3 times pi over 2 to approximate g(4.8). Explain why your answer is so close to −1. (10 points)

Part C: The series: summation from n equals 0 to infinity of negative 1 to the nth power times the quantity x to the power of 2 times n plus 1 end quantity over the quantity 2 times n plus 1 end quantity factorial has a partial sum S sub 5 is equal to 305353 over 362880 when x = 1. What is an interval, |S − S5| ≤ |R5| for which the actual sum exists? Provide an exact answer and justify your conclusion. (10 points)

Answers

Answer:

Maclaurin series is a power series expansion of a function about 0. The Maclaurin series of the function sin(x) is given by g(x) = x - (x^3)/3! + (x^5)/5! - (x^7)/7! + (x^9)/9! - ... + (-1)^n*(x^(2n+1))/(2n+1)!, where n is a non-negative integer.

Part A of the problem asks us to find the coefficient of the 4th degree term in the Taylor polynomial for f(x) = sin(4x) centered at x = pi/6. We know that the nth derivative of sin(x) is sin(x) if n is odd and cos(x) if n is even. So, the nth derivative of sin(4x) is cos(4x)*(4^n) if n is even and (-1)^(n/2)sin(4x)(4^n) if n is odd. Since we need the 4th degree term, we only need to consider the even derivatives up to the 8th derivative.

The first few even derivatives of sin(4x) are:

f'(x) = 4cos(4x)

f''(x) = -16sin(4x)

f'''(x) = -64cos(4x)

f''''(x) = 256sin(4x)

Evaluating these derivatives at x = pi/6, we get:

f(pi/6) = sin(4pi/6) = sin(2pi/3) = sqrt(3)/2

f'(pi/6) = 4cos(4pi/6) = 4cos(2pi/3) = -2

f''(pi/6) = -16sin(4pi/6) = -16sin(2pi/3) = -8sqrt(3)

f'''(pi/6) = -64cos(4pi/6) = -64cos(2pi/3) = 32

f''''(pi/6) = 256sin(4*pi/6) = 0

Using the Taylor series formula for the 4th degree term, we get:

f(pi/6) ≈ f(0) + f'(0)(pi/6) + f''(0)(pi/6)^2/2 + f'''(0)(pi/6)^3/6 + f''''(0)(pi/6)^4/24 + R4(pi/6)

= 0 + (-2)(pi/6) + (-8sqrt(3))(pi/6)^2/2 + 32*(pi/6)^3/6 + 0*(pi/6)^4/24 + R4(pi/6)

Simplifying and solving for R4(pi/6), we get:

R4(pi/6) = f(pi/6) - (-2)(pi/6) + (-8sqrt(3))(pi/6)^2/2 + 32*(pi/6)^3/6

= sqrt(3)/2 + pi/3 - 2sqrt(3)pi^2/81 + 16pi^3/243

The coefficient of the 4th degree term is 16*pi^3/243.

Part B of the problem asks us to use a 4th degree Taylor polynomial for sin(x) centered at x = 3*pi/2 to approximate g(4.8) and explain why our answer is so close to -1. The 4th degree Taylor polynomial for sin

Please help:
Select the equation that correctly describes the following real-world situation.

15 pieces of candy are given to s students from a bag of candy containing 310 pieces. There are 10 pieces left over.

A.) (s x 15) ÷ 10 = 310

B.) (s + 15) = 310 ÷ 10

C.) (310 − 10) ÷ 15 = s

D.) 310 ÷ (s + 15) = 10

Answers

The equation that correctly describes the situation is( 310-10)÷15 = S

What is word problem?

A word problem in math is a math question written as one sentence or more. This statements are interpreted into mathematical equation or expression.

15 pieces of candy are given tons students, therefore the total number of candy given out is

15 × s = 15s

there are 310 pieces of candy in the bag and 10!is left

Therefore the equation that represents the situation is;

310-15s = 10

15s = 310-10

s = (310-10) ÷15

learn more about word problem from

https://brainly.com/question/21405634

#SPJ1

a research team uses a generator to power some crucial items at its base camp the researchers begin the expedition with 1200 gallons of gasoline for the generator they plan to use 15 gallons per day

Answers

The expression of the linear equation is f(x) = 1200 - 5x

Calculating the expression of the linear equation

From the question, we have the following parameters that can be used in our computation:

Initial = 1200 gallons

Rate= 5 gallins per day

using the above as a guide, we have the following:

f(x) = Initial - Rate * x

substitute the known values in the above equation, so, we have the following representation

f(x) = 1200 - 5x

Hence, the function is f(x) = 1200 - 5x where x is the number of days

Read more about linear relation at

https://brainly.com/question/30318449

#SPJ1

Any argument whose premises are p ---> q and q ---> r is valid regardless of the conclusion. true or false

Answers

False.

An argument with premises "p ---> q" and "q ---> r" is valid only if its conclusion follows logically from the premises.



An argument with premises "p ---> q" and "q ---> r" is valid only if its conclusion follows logically from the premises.

For example, if the conclusion is "p ---> r," then the argument is valid because:

- If p ---> q and q ---> r, then by transitivity of implication, p ---> r.

However, if the conclusion is "r ---> p," then the argument is not valid because:

- If p ---> q and q ---> r, we cannot infer that r ---> p.

Therefore, the validity of an argument with premises "p ---> q" and "q ---> r" depends on the specific conclusion being drawn, and not all conclusions are valid.

Visit to know more about Premises:-

brainly.com/question/30466861

#SPJ11

Which of the following are assumptions for the confidence interval for the different between two population means?
Data is Quantitative.
Data is from a Convenience Sample
Random Sample
Both sample sizes are greater than 30 or the data from a Normal Distribution
Data is Categorical.
There are at least 15 successes and 15 failures.

Answers

The valid assumptions for constructing a confidence interval for the difference between two population means are: Data is Quantitative, Random Sample and Both sample sizes are greater than 30 or the data is from a Normal Distribution.

To answer your question, when constructing a confidence interval for the difference between two population means, certain assumptions must be met. These assumptions include:

1. Data is Quantitative: Since we are dealing with population means, the data should be quantitative, meaning it consists of numerical values. This is a correct assumption.
2. Data is from a Convenience Sample: This is not a valid assumption. To ensure the reliability of the confidence interval, data should be collected through random sampling, which ensures that each individual in the population has an equal chance of being included in the sample.
3. Random Sample: This is a correct assumption. A random sample is necessary to ensure the sample's representativeness and accuracy in estimating the population means.
4. Both sample sizes are greater than 30 or the data is from a Normal Distribution: This is a valid assumption. If both sample sizes are greater than 30, the Central Limit Theorem can be applied, which states that the sampling distribution of the sample means will be approximately normal. If the data is already from a normal distribution, the normality assumption is met.
5. Data is Categorical: This assumption is incorrect. As previously mentioned, the data should be quantitative for this analysis.
6. There are at least 15 successes and 15 failures: This assumption is not relevant for confidence intervals for the difference between two population means. This criterion is related to proportions rather than means.

To learn more about  confidence interval, refer:-

https://brainly.com/question/24131141

#SPJ11

Ella makes a model of a log cabin that is 8 inches long at a scale of 1/2.5 feet. She makes a second model of the same building at a scale of 1/2.5 feet. How much longer is the second model than the first?

Answers

The second model is 3.2 inches shorter than the first model.

The first model of the log cabin is 8 inches long at a scale of 1/2.5 feet.

To determine the actual length, we need to convert the scale to feet.

1/2.5 feet can be simplified to 2/5 feet. So, the length of the first model in feet is

(8 inches) × (2/5 feet per inch)

= 16/5 feet

= 3.2 feet.

Now, let's calculate the length of the second model. Since it is also at a scale of 1/2.5 feet, the length would be

(1/2.5 feet) × 12 inches

= 4.8 inches.

To find the difference in length between the two models, we subtract the length of the first model from the length of the second model:

(4.8 inches) - (8 inches)

= -3.2 inches.

To learn more about inches follow the link:

https://brainly.com/question/16311877

#SPJ1

he image of trapezoid ABCD has coordinates A′(–2, –5), B′(–1, –2), C′(2, –2), and D′(3, –5). It was translated by the rule T–1, –3(x, y). Which diagram shows the pre-image? On a coordinate plane, a trapezoid has points A (negative 1, negative 2), B (0, 1), C (3, 1), D (4, negative 2). On a coordinate plane, a trapezoid has points A (negative 3, negative 2), B (negative 2, 1), C (1, 1), D (2, negative 2). On a coordinate plane, a trapezoid has points A (negative 4, negative 5), B (negative 3, negative 2), C (0, negative 2), D (1, negative 5). On a coordinate plane, a trapezoid has points A (0, negative 2), B (1, 1), C (4, 1), D (5, negative 2).

Answers

The diagram that shows the pre-image? On a coordinate plane, a trapezoid has points is A (negative 1, negative 2),

What is a trapezoid

A trapezoid is a quadrilateral that has at least one pair of parallel sides.

Here, the image of trapezoid ABCD has coordinates A′(–2, –5), B′(–1, –2), C′(2, –2), and D′(3, –5) and was translated by the rule T–1, –3(x, y).

The diagram that shows the pre-image is that on a coordinate plane, a trapezoid has points A (negative 1, negative 2).

Learn more about trapezoid on

https://brainly.com/question/1410008

#SPJ1

If the probability that the Islanders will beat the Rangers in a game is 0.69, what is the probability that the Islanders will win at most two out of five games in a series against the Rangers? Round your answer to the nearest thousandth.

Answers

0.056 is  the probability of the Islanders winning at most two out of five games

Use the binomial probability formula:

P(X ≤ 2) = P(X = 0) + P(X = 1) + P(X = 2)

where X is the number of successes in five trials.

The probability of getting zero successes (the Islanders losing all five games) is:

P(X = 0) = (1 - 0.69)⁵ = 0.00028 (rounded to 3 decimal places)

The probability of getting one success (the Islanders winning one game and losing four) is:

P(X = 1) = ⁵C₁ * 0.69¹ * (1 - 0.69)⁴ = 0.0067 (rounded to 3 decimal places), where 5C1 is the binomial coefficient, which represents the number of ways to choose one success out of five trials.

The probability of getting two successes (the Islanders winning two games and losing three) is:

P(X = 2) = ⁵C₂ * 0.69² * (1 - 0.69)³ = 0.0495 (rounded to 3 decimal places).

Therefore, the probability of the Islanders winning at most two out of five games is:

P(X ≤ 2) = 0.00028 + 0.0067 + 0.0495 = 0.056 (rounded to 3 decimal places).

So, the probability of the Islanders winning at most two out of five games is approximately 0.056.

Learn more about probability here:

https://brainly.com/question/30034780

#SPJ1

Use the discriminant to determine whether
each quadratic equation has two real solutions, a double root, or no real solution, without solving the equation.
2a2 + 3a + 1 = 0
2a(a – 3) – 3 = 3
3a2 – 2a(a – 2)2 – 4 = 0

Answers

The discriminant of a quadratic equation is the expression b^2 - 4ac, where a, b, and c are the coefficients of the quadratic equation ax^2 + bx + c.

To determine whether each quadratic equation has two real solutions, a double root, or no real solution, we need to look at the value of the discriminant.

For the equation 2a^2 + 3a + 1 = 0, the discriminant is b^2 - 4ac = 3^2 - 4(2)(1) = 1. Since the discriminant is positive and not equal to zero, there are two real solutions.

For equation 2a(a – 3) – 3 = 3, we need to rearrange it into standard form first, which gives us 2a^2 - 6a - 6 = 0. The discriminant is b^2 - 4ac = (-6)^2 - 4(2)(-6) = 60. Since the discriminant is positive, there are two real solutions.

For the equation 3a^2 – 2a(a – 2)^2 – 4 = 0, we need to expand the squared term first, which gives us 3a^2 - 2a(a^2 - 4a + 4) - 4 = 0. Simplifying this equation gives us 3a^2 - 2a^3 + 8a - 4 = 0. The discriminant is b^2 - 4ac = 8^2 - 4(3)(-2) = 100. Since the discriminant is positive, there are two real solutions.

Therefore, all three quadratic equations have two real solutions.

Learn more about quadratic here:

https://brainly.com/question/22364785

#SPJ11

You are offered a job with a start $39000 turning the 1st year with an annual increase of 10% per year in the 2nd year. beginning in year 2 your to your salary will be 1.1 times What is was in the previous year? What can we expect in the following year for the job?

Answers

The salary of the previous year is $36,000 and salary of the following year is $43,560.

Given that, You are offered a job with a start $39000 turning the 1st year with an annual increase of 10% per year in the 2nd year.

Beginning in year 2 your to your salary will be 1.1 times

1st year: $36,000

According to the question, we can formulate 36,000(1.1)³

2nd year: $36,000(1.1) = $39,600

3rd year: $39,600(1.1) = $43,560

4th year: $43,560(1.1) = $47,916

Therefore, the salary of the previous year is $36,000 and salary of the following year is $43,560.

Learn more about the exponential function here:

brainly.com/question/11487261.

#SPJ1

whats the volume please ​

Answers

The volume of the piece is 22, 036. 16 dm³

How to determine the volume

From the diagram shown, we have it is a composite shape of a cube and a cylinder.

The volume for calculating the volume of a cube is expressed as;

V = a³

Where 'a' is the length of the side

Substitute the value

Volume = 14³

Volume = 2744 dm³

The volume of a cylinder is expressed as;

Volume = πr²h

Given that r is the radius and h is the height

Substitute the values

Volume =3.14 × 16² × 24

Multiply the values, we have;

Volume = 19, 292. 16 dm³

Total volume = 19, 292. 16  + 2744

Add the values

Total volume = 22, 036. 16 dm³

Learn about volume at: https://brainly.com/question/27710307

#SPJ1

A lantern is represented by the pentagonal prism shown.

A pentagonal prism is shown. The volume is three hundred eighty-six and one tenth cubic inches. The height is sixteen and five tenths inches.

What is the area of the base of the lantern? Explain your reasoning. Round to the nearest tenth.

Answers

The area of the base of the lantern is approximately 59.6 square inches.

We have,

The formula for the volume of a pentagonal prism is:

V = (1/4) x (5tan(π/5) x s)² x h

where s is the length of each side of the base, and h is the height of the prism.

In this case, we are given the volume of the prism as 386.1 cubic inches and the height as 16.5 inches.

We can use this information to solve for the area of the base as follows:

386.1 = (1/4) x (5tan(π/5) x s)² *x16.5

Simplifying, we get:

(5tan(π/5) x s)² = (386.1 x 4) / (16.5 x 5tan(π/5))²

Taking the square root of both sides, we get:

5tan(π/5) x s = √[(386.1 x 4) / (16.5 x 5tan(π/5))²]

Simplifying, we get:

s = √[(386.1 x 4) / (16.5 x 5tan(π/5))]

Using a calculator, we get:

s ≈ 4.88 inches

Now that we have the length of one side of the base, we can use the formula for the area of a regular pentagon to find the area of the base:

A = (5/4) x s² x tan(π/5)

Using a calculator, we get:

A ≈ 59.6 square inches

Therefore,

The area of the base of the lantern is approximately 59.6 square inches.

Learn more about Prism here:

https://brainly.com/question/12649592

#SPJ1

Other Questions
all of the following are common international risks faced by companies except: a. dependence on one or a few suppliers b. asset expropriation c. exchange rate changes d. political unrest Poly Vinyl Acetate (PVA), is a type of liquid plastic created by the petroleum refining process; it is the main vehicle /binder in which type of paint?A. Encaustic painting B. Watercolor painting C. Fresco painting D. Acrylic painting Suppose a particular stretch of river can be used to build a hydropower dam that generates Q Kilowatt-hours (MWh) of electricity. The electricity price is 0.99 per Kilowatt-hour. The opportunity cost of producing power is C = $0.0073 x Q2 per hour. The opportunity cost of the dam is due to the foregone net benefit that would have resulted from recreation activity related to the river. What is the optimal size of the dam? Other Models for Health DeterminantsMany models have been developedA widely used one is model proposed by Evans and Stoddart, 1994Explains how different health determinants are linked to each other and their health outcomes When the extra revenue from processing further is more than the extra cost of processing further, the best decision would be to determine and present the register configuration needed so that the next 1024 bytes of data received on uart1 are saved by the dma controller in memory starting at address destaddress. when the transfer is complete, the dma controller must generate an interrupt. Which are the appropriate measures to describe the center and spread of the distribution?ResponsesA median and modemedian and modeB mean and medianmean and medianC mode and interquartile rangemode and interquartile rangeD median and interquartile rangemedian and interquartile rangeSymmetrical data has an approximate line of symmetry. In this case, however, the data is skewed by an unusually high value w/out a corresponding low value to balance it out. The data set is NOT symmetrical. The MEAN & standard deviation are the most often-used measures of center & spread. Unfortunately, the mean's value can be greatly affected by the presence of even a single outlier. When outliers are present, the MEDIAN & iqr provide more appropriate measures of center & spread The principal-agent problem: a. responses would not arise if the owners of the firm had complete information about the activities of the managers. b. would not arise if the owners of the firm had complete information about the activities of the managers. c. occurs when managers have more incentive to maximize profits than the stockholders-owners do. d. occurs when managers have more incentive to maximize profits than the stockholders-owners do. e. in financial markets helps to explain why equity is a relatively important source of finance for american businesses. Select the true statement below. 0.10 M formic acid exhibits a lower Ka than does 0.20 M formic acid none of these statements are true 0.10 M formic acid exhibits a lower %-ionization than does 0.20 M formic acid 0.10 M formic acid is more acidic than 0.20 M formic acid 0.10 M formic acid exhibits a higher pH than does 0.20 M formic acid if the price index in a country were 100 for the year 2000 and 120 for 2003 and nominal gross domestic product in 2003 were $480 billion, then real gross domestic product for 2003 in 2000 dollars would be Calculate the resulting change in GDP for each of the following MPCs when the government decreases taxes by $325 billion (change in taxes equals -$325 billion) Instructions: Round your answers to one decimal place.a. The marginal propensity to consume (MPC) = 0.2. The change in GDP is $ billion.b. The marginal propensity to consume (MPC) = 0.5. The change in GDP is $ billion.c. The marginal propensity to consume (MPC) = 0.8. The change in GDP is $ billion. what is the purpose of the statute of frauds? statute of frauds. a statute requiring certain contracts to be in writing and signed by the parties bound by the contract. the purpose is to prevent fraud and other injury. statute of frauds. a statute requiring individuals convicted of fraud to perform 620 hours of community service. the purpose is to prevent fraud and other injury. statute of frauds. a statute requiring products or services that are frequently subject to fraud to carry warning labels. the purpose is to prevent fraud and other injury. statute of frauds. a statute of bernie madoff erected on wall street to remind those considering fraud that crome doesn't pay. the purpose is to prevent fraud and other injury. 11. 1230 J of heat are added to a sample of water initially at 25.0 C. The final temperatureof the water was 38.0 C.Calculate the mass, in grams, of the sample of water. Show ALL work. a cell in metaphase would have which of the following characteristics? multiple select question. sister chromatids present duplicated chromosomes spindle fibers attached to kinetochores chromosomes aggregated to one pole of the cell chromosomes aligned along the cell equator according to standard packet format, where would one find information regarding the intended destination of the packet under consideration? QUESTION 152 What do you mean by the term "cash and cash equivalent" as per AS 3? From the following information of XYZ Limited, calculate cash and cash equivalent as on 31-03-2019. Particulars Amount (5) Cash balance with Bank 10,000 Fixed Deposit created on 01-11-2018 and maturing on15-07-2019 75,000 Short Term Investment in highly liquid Sovereign Debt Mutual 1,00,000 fund made on 01-03-2019 (having maturity period of less than 3 months) Bank Balance in a Foreign Currency Account in India $1,000 (Conversion Rate: on the day of deposit 69/USD; * 70/USD as on 31-03-2019) Debentures purchased of * 10 lacs of A Ltd., which are 90,000 redeemable on 31st October,2019 Shares of Alpha Ltd. purchased on 1st January, 2019 60,000 which of the following aqueous solutions are good buffer systems? . 0.26 m hydrobromic acid 0.20 m sodium bromide . 0.11 m barium hydroxide 0.25 m barium chloride . 0.16 m acetic acid 0.14 m potassium acetate . 0.26 m ammonia 0.31 m ammonium bromide . 0.33 m calcium bromide 0.30 m calcium perchlorate . Co-ownership can occur in a variety of ways, with significant variation in how the bundle of rights is jointly held. All of the following entities are forms of direct co-ownership EXCEPT:a.) tenancy in commonb.) tenancy by the entiretyc.) condominiumd.) partnership When do brown parents produce white offspring? 19. Discrete production losses are assumed to occur at the end of a process. true or false