Mrs. Chauvet has an unfair number cube that lands with 6 facing up 40% of the time. Let X = the number of times that she rolls a 6 among 3 trials. Here is a binomial probability table for this setting. X 0 1 2 3 P(X) 1(0.6)3 3(0.4)(0.6)2 3(0.4)2(0.6) 1(0.4)3 Find each probability. Enter your answer to 3 decimal places. P(X < 1) = P(X ≤ 1) =

Answers

Answer 1

Answer:

P(X<1) = .216         P(X</=1) = .648

Step-by-step explanation:

its right

Answer 2

The amount of possible paths to success is known as probability. the total number of outcomes that can occur.

Probability Calculation:

Probability is the science of calculating or estimating how likely or 'probable' something will occur. A probability of an event occurring can be expressed using words such as "certain," "impossible," or "probable." Probabilities in mathematics always are expressed as fractions, decimals, or percentages with values ranging from 0 to 1.

For question 1:

Х [tex]\sim[/tex] Binomial (n, p):

[tex]\to P(x) =^n C_x \ p^x g^{n-x}[/tex]

n=3

p=0.40

[tex]\to P(x=3) =^{3} C_3 \ (0.40)^3\ (0.60)^0 = 0.064[/tex]

For question 2:

[tex]\to P(x \geq 1) = 1 -p(x=0) \\\\[/tex]

                   [tex]= 1- [^{3} C_0 (0.40)^0 (0.60)^3]\\\\ =0.784[/tex]

Please find the correct question in the attached file.

Find out more about the probability here:

brainly.com/question/11234923

Mrs. Chauvet Has An Unfair Number Cube That Lands With 6 Facing Up 40% Of The Time. Let X = The Number

Related Questions

D is 111, 333, 666, 888, 101010, 111111, 131313, 131313, 161616, 181818, 1919


20 points will give brainliest

Answers

A is the correct answer I think
The answer is A. The range is from 1-19 so B is eliminated and the median is 12, so A is the answer.

Round your answer to the nearest percent.

Answers

Answer:

32%

Step-by-step explanation:

[tex]71 \div 219 = 0.32[/tex]

What is the total surface area of the rectangular pyramid whose net is shown?​

Answers

Answer: 2203.96

Step-by-step explanation:

please help_________​

Answers

Answer:

[tex]11\sqrt{797}\pi[/tex]

Step-by-step explanation:

[tex]A=\pi r \sqrt{h^2+r^2}[/tex]

the radius is 22/2 = 11 in

h is 26 in

substitute: [tex]\pi \left(11\right)\sqrt{\left(26^2\right)+\left(11^2\right)}[/tex]

= [tex]11\sqrt{797}\pi[/tex]

Answer:

286π in²

Step-by-step explanation:

The lateral area (A) of the cone is calculated as

A = πrs ( r is the radius and s the slant height )

Here r = 22 ÷ 2 = 11 and s = 26 , then

A = π × 11 × 26 = 286π in²

pleasee helpppp i need the answer

Answers

Answer:

7x-30

Step-by-step explanation:

Please give me BRAINLIEST and THANKS lol <( ̄︶ ̄)>

What are the integer solutions to the inequality below?−4≤x<0

4 boxes again​

Answers

Answer:

-4/-3/-2/-1

Step-by-step explanation:

TGGGGGGGFFFGGGGGGGHTTGTGTGGGHTTGTGTGGTTG

Step-by-step explanation:

TTTGTGTGGGGGGTGDSDJSDQWINE33DHJJJK

Write the number in scientific notation.

0.00000515

Answers

Answer:

Hi! The answer to your question is D. 5.15 x [tex]10^{-6}[/tex]

Step-by-step explanation:

☆*: .。..。.:*☆☆*: .。..。.:*☆☆*: .。..。.:*☆☆*: .。..。.:*☆

☆Brainliest is greatly appreciated!☆

Hope this helps!!

Stay Safe!!!

- Brooklynn Deka

find the missing dimension of the cylinder round your answer to the nearest tenth volume = 592ft ³

Answers

Answer:

10ft

Step-by-step explanation:

volume= 502 ft³

or, πr²h= 502ft³

or, h= 502/(π×4²)

or, h= 9.98~10

Find the equation of this line.

Answers

9514 1404 393

Answer:

  y = 1/2x + 1

Step-by-step explanation:

The slope of the line is "rise"/"run", where "rise" is the vertical distance between two points separated by a horizontal distance of "run".

Here, two points are marked that are 4 units apart horizontally (run = 4). The right-most point is 2 units above the left-most point (rise = 2). The slope between these points is ...

  m = rise/run = 2/4 = 1/2

The line crosses the y-axis at y=1, so the "y-intercept" is b=1.

These values can be put into the "slope-intercept form" equation for a line.

  y = mx + b . . . . . . line with slope m and y-intercept b

  y = 1/2x + 1 . . . . . matches the required answer form

If m and n are the zeroes of the polynomial 6y 2 -7y – 2, find a polynomial whose zeroes are 1/m and 1/n

Answers

Answer:

[tex]y^2-\frac{7}{2}y+3[/tex]

Step-by-step explanation:

Given polynomial is,

6y² - 7y - 2

Fro the zeros of the given polynomial,

6y² - 7y - 2 = 0

6y² - 4y - 3y - 2 = 0

2y(3y - 2) - 1(3y - 2) = 0

(2y - 1)(3y - 2) = 0

(2y - 1) = 0

y = [tex]\frac{1}{2}[/tex]

(3y - 2) = 0

y = [tex]\frac{2}{3}[/tex]

Therefore, zeros of this polynomial are m = [tex]\frac{1}{2}[/tex] and n = [tex]\frac{2}{3}[/tex]

If a polynomial has zeros as [tex]\frac{1}{m}[/tex] and [tex]\frac{1}{n}[/tex] then the zeros will be [tex]\frac{3}{2}[/tex] and 2.

Polynomial will be,

[tex](y-\frac{3}{2})(y-2)[/tex]

= [tex]y(y-2)-\frac{3}{2}(y-2)[/tex]

= [tex]y^2-2y-\frac{3}{2}y+3[/tex]

= [tex]y^2-\frac{7}{2}y+3[/tex]

The end points of PG are given. Find the length of segment PQ using the Pythagorean therom p(-4.3) and q(0,5)

Answers

Answer:

4.5 cm

Step-by-step explanation:

Given that the end points of PG are given. Find the length of segment PQ using the Pythagorean theorom p(-4.3) and q(0,5)

Solution

Using the formula;

Length PQ = sqrt ( (X - x)^2 + ( Y - y)^2 )

Length PQ = sqrt( ( 0 + 4 )^2 + ( 5 - 3 )^2)

Length pq = sqrt ( 4^2 + 2^2)

Length PQ = sqrt ( 16 + 4 )

Length PQ = sqrt ( 20 )

Length PQ = 4.47 cm

Therefore , the length PQ is 4.5 cm approximately.

If 2A:3B =5:6 and 3B:2C =36:15, then find A:C

Answers

Answer:

Step-by-step explanation:

2A:3B

= 5:6

3B:2C

= 36:15

A:C

= ?:?

2A/3B x 3B/2C

=5/6 x 36/15

=1/1 x 6/3

=1/1 x 2/1

=2

3B and 3B got canceled

For 2A and 2C, the 2 in front of A and C, got canceled as we are cross multiplying.

So I think the answer is

A:C

=1:1     ??

My answer could be wrong.

A line passes through the points (2, -4) and (4, 2). What is the equation of this line in slope-intercept form?

A. y = 3x – 10
B. y = 2x – 14
C. y = 3x + 14
D. y = x + 4

Answers

Answer:

A.

Step-by-step explanation:

Slope = y2-y1/x2-x1

(2,-4) = (x1,y1)

(4,2) = (x2,y2)

Slope = (2+4)/(4-2)

          = 6/2

          = 3

Y=mx+b   [Plugging (4,2) into this]

2 = 3×4 +b

2 = 12 + b

b = -10

Answer:

A

Step-by-step explanation:

Just did the test. Hope this helps!!

John is going to the store. His house is located 3 miles south and 4 miles east from the store, as shown below. What is the shortest distance from his house to the store? Explain

Answers

Answer:

5 miles

Step-by-step explanation:

It is a right triangle, with 3 miles down, and 4 miles to the right

the shortest distance would be and southeast line.

Using the Pythagorean theorem, you get:

3^2 + 4^2 = x^2

9 + 16 = x^2

25 = x^2

x = 5

A student’s performance in Test 1 and Test 2 for all the 6 subjects has to be compared graphically for the current academic year. Which form of graph would be appropriate in this case? *
Bar Graph
Histogram
Double Bar Graph

Answers

Answer:

Double Bar Graph

Step-by-step explanation:

A double bar graph would be suitable to show the performance of test 1 and 2 in all 6 subjects

1. Which expression has a value of -28? > A (-20) + 18 : (-3) B 2 – (2) + 48 = (-2) C-3 · 2 – (-22) D -4.5 - 8 Past due. This attempt will be submitted late. Last sav​

Answers

DONT GO TO THOSE LINKS

find the measure of the angle indicated

Answers

Answer:

105

Step-by-step explanation:

x + 25 + 80 = 180

x + 105 = 180

x = 75

x + y = 180

75 + y = 180

y = 105

The answer is going to be I05 because it is

What is the solution?
WILL GIVE BRAINLIEST

Answers

Answer:

its d

Step-by-step explanation:

Find the measure of the angle indicated

Answers

Answer:

? = 65°

Step-by-step explanation:

180 - 115 = 65°   (115° and 65° are supplementary angles)

180 - 65 - 50 = 65°     (all triangle interior angles total 180°)

Answer:

The angle at U is 65 degrees

Step-by-step explanation:

1. We know that a straight line is always 180 degrees..

2. We know that the total interior angle of a triangle is always 180 degrees...

With that in mind, we calculate:

First, we find the missing angle at T, (which is found to be 65 degrees), ( solveing for angle at T)

working out:

180= 115+ T

180- 115= 115-115+T

65. = 0 + T

65= T

Now knowing two angles in our triangle, we are now able to calculate the unknown angle ( angle U) using the two angles.

using our knowledge about interior angles of a triangle, we calculate:

180= angle T + anlge U + angle V

180= 65 + U + 50

180= 65+ 50 + U

180= 115 + U

180-115= 115-115 +U

65= 0 + U

65= U

Therefore, angle at U is 65 degrees...

How many people were surveyed altogether?



25
50
40
15

Answers

50 people we’re surveyed all together

Simplify the expression: - ( 4x + 10)

Answers

Answer:

-4x-10

hope it help

Answer:

-4x-10

Step-by-step explanation:

how much would a $75 video game be with 8.25% sale tax​

Answers

Answer:

1 Simplify 75\times 875×8 to 600600.

600\div 25

600÷25

2 Simplify 600\div 25600÷25 to 24

24

Step-by-step explanation:

Marriane can say hello in more than 7 languages. Which number line could represent this situation?

Answers

Answer:

A) x > 7

Step-by-step explanation:

Since it's more than, the inequality would be >

Since it's >, that means it's an open circle

So,

x > 7

Joe ran 3 miles yesterday and wants to run at least 15 miles
this week. Write an inequality that can be used to determine
the additional number of days Joe must run this week if each
run is 3 miles. Then solve the inequality.

PLEASE HELP MEEEEEE

Answers

Answer: 3(x)≥15 →x≥5

Step-by-step explanation:

Set it up with x as the number of days. Then multiply that by 3, so that you get 3(x). This will show that for an x amount of days, you ran 3 miles. then set it to MORE THAN or EQUAL TO 15. Then divide both sides by 3, and you get the above answer.

please help. will mark brainliest

Answers

i’m so bad at math so i can’t help sorry

Please help if you know the answer please

Answers

Give me Brainly first

In a bakery at night, there are some cupcakes with some flies hovering over them. How many cupcakes are there if both the following statements are true: 1. If each fly lands on a cupcake, one fly doesn’t get a cupcake. 2. If two flies share each cupcake, there is one cupcake left out.​

Answers

Cupcakes —> x
Flies —> y

y-x=1 ————1
x-y/2=1 ———1

y-x=x-y/2
2x=3y/2
4x=3x
x=3y/4
Substitute x in For 1

y-3y/4= 1
y/4=1

y= 4
x=3

A university has 29,670 students. In a random sample of 255 students, 17 speak three or more languages. Predict the number of students at the university who speak three or more languages.​

Answers

I am sorry but it is just an example !


Question ) A university has 30,330 students. In a random sample of 270 students, 18 speak three or more languages. Predict the number of students at the university who speak three or more languages.

Answer ) 2,022 students will speak three or more languages

Here's why:
Using proportions.
18. x
--- =. ----
270. 30,330

Cross multiply
18 x 30,330 = 545,940
270 multiply x = 270x
545,940 divided by 270 = 2,022
x = 2,022 students

If a car travels 180 km on 12 liters of gas, how many km per liter does the car get? Express in simplest form.

Answers

Answer:

5 kilo-meters per liter of gas

Step-by-step explanation:

180 divided by 12 would be 180 / 12 = 5 km per liter

(P.S., pls mark me brainliest, and have a nice day)

Find the missing side

Answers

Answer:

15.9

Step-by-step explanation:

because the x side it's the same as 15 but it's slanted a little bit out so there is a bit more to 15

Answer:

A

Step-by-step explanation:

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