Need help ASAP pls help

Answer:

so the first one is: representative sample

the second one: population

the third one: not a representative sample

Step-by-step explanation:

Goodluck

Question 1 (1 point)
A scatterplot shows several points with number of hours watching TV versus weekly wages. The researcher came up with the following equation for the trendline.

Weekly wages = -50.755*(hours of TV watched) + 180.

What is the significance of the slope in the context of this model?

Question 1 options:

The amount of TV someone watches does not impact the money they earn. It will stay the same no matter what.


The more TV someone watches, the less money they will earn.


The more TV someone watches, the more money they will earn.

Question 2 (1 point)
An economist creates a scatter plot comparing years of experience to yearly salary (in dollars) at a particular company. The trend line through the data can be described by the equation y = 8,000x + 40,000.

What is the initial value and what does it mean?

Question 2 options:

40000; For their every year of experience an employee has, their salary goes up by this amount.


8000; For their every year of experience an employee has, their salary goes up by this amount.


40000; Regardless of how much experience an employee has, this is the minimum amount the employee will earn at this company.


8000; Regardless of how much experience an employee has, this is the minimum amount the employee will earn at this company.Which is the best description for this scatterplot?

Question 3 options:

None of these


Positive nonlinear association


Negative linear association


Positive linear association

Question 4 (1 point)
An economist creates a scatter plot comparing years of experience to yearly salary (in dollars) at a particular company. The trend line through the data can be described by the equation y = 4,000x + 20,000.

If someone has a yearly salary of $72,000, to the nearest whole year, how many years of experience do they have?

Question 4 options:

228


13


2


8

I need help with this :????

please help me with this for brainliest and a cookie

What is the volume of a cube with an edge length of 3/4 inch?

Write the equation of the line in slope-interpret form

WIll give branliest if answered correctly
3. Alfonso's friend Dani tells Alfonso that her bloodhound, Ol' Sniffy, lived to be 14.


Based on what you know, do you think this was because:


Alfonso didn't use a good estimation method,

Dani doesn't remember Ol' Sniffy's age correctly, or,

Ol' Sniffy lived an unusually long time?

Justify your answer.

Brenna writes a product of six negative factors. She uses the following steps to determine that the product of the six numbers will be positive. Step 3 is missing.
Group the factors into pairs.
The numbers in each pair have the same sign.
_____________________________________
The product of three positive numbers is positive.
Therefore, the product of the original six factors is positive.

What is step 3?
A. The product of two numbers with the same sign is positive.
B. The product of two numbers with different signs is negative.
C. The factors in a product can be grouped in any way without changing the value of the product.
D. The factors in a product can be written in any order without changing the value of the product.

The mountain climber descended 437.85 feet every hour. What is the change in the climber's elevation after 6 hours?

i need help with this asap

Which survey is biased?
A. Going to a grocery store and asking people what their favorite grocery storeis.
B. Going to a grocery store and asking people what type of food is their favorite.
C. Going to a grocer store and asking people what clothing store is their favorite.
D. Going to a grocer store and asking people what radio station they listen to most often.

Diante has $3.75
and Rachel has $3.15
. They combine their money to buy as much ice cream as they can afford.

If ice cream costs $3.68
per quart, which two numbers represent how much ice cream they can buy?

A.178
quarts


B.11516
quarts


C.1.75
quarts


D.1.875
quarts


E.1.9375
quarts

Hailey wants to hire someone to paint her house. She researched several independent painters who provided information about the average amount of time it takes them to paint a certain number of square feet of wall space. The three painters with the top ratings are listed in the table below, along with the information they provided.

Name Area Painted
(square feet) Time
(hours:minutes)
Richard 288 45
Gerard 825 2:12
Matthew 992 2:35


Part A: Calculate the unit rate for each painter.

Part B: Compare each pair of painters (Richard with Gerard; Gerard with Matthew; Matthew with Richard), and state whether their rates are in a proportional relationship or not (and why) using their respective unit rates as evidence.

Find the missing angles

plsss hurry!!!! i rlly need help

heeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeelp

Which statements about the formulas for finding area are true? Select two options.

please i need someone who ACTUALLY knows the answer to answer this :((

To make grape juice, water is added to a large cylindrical vat of grapes. If the diameter of the vat is 16 feet, what is the area of the base of the vat? Use 3.14 for π.

Rosa enlarged an image on the copy machine. The actual measurement was 3.6 inches by 6 inches. The enlarged version is 6 inches by another measurement. What is the length of the new image?
A. 4 in.
B. 6 in.
C. 8 in.
D. 10 in.

To train for a race, Scott wants to run 20 miles this week. He runs 14 of the miles on Monday.

If he runs 3 miles on Tuesday, how many miles will he still need to run to meet his goal?

Which figure is the image of ABCDE after a dilation centered at the origin with a scale factor of 2 and a reflection over the x-axis?

I'LL GIVE BRAINLIEST:

B or D

Can someone just find the area of this please thx if u can..

Need help ASAP 30 points PLS HELP

pls help me:( I dont knowwwww

2+ 1/2 I don't know the answer isn't that just sad but can you help me

Sarah used 84 roses to make 14 identical bouquets.

Drag each expression to the box where it belongs. Some expressions may not belong to either box.

If I have $5,000 in a savings account for 3 years and I earn a 5% interest per year, how much interest will I earn on the principal amount over the 3 years?

Two lines, C and D, are represented by the equations given below:

Line C: y = x + 14
Line D: y = 3x + 2

Which of the following shows the solution to the system of equations and explains why? (5 points)

Group of answer choices

(6, 20), because the point does not lie on any axis

(3, 11), because the point lies between the two axes

(3, 11), because one of the lines passes through this point

(6, 20), because both lines pass through this point

Giving brainliest!!!!!!!!!!!!