Using Linear Models to Make Predictions

Using Linear Models to Make Predictions

8th Grade

13 Qs

quiz-placeholder

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Using Linear Models to Make Predictions

Using Linear Models to Make Predictions

Assessment

Quiz

Mathematics

8th Grade

Hard

Created by

Anthony Clark

FREE Resource

13 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

The scatter plot shows the number of people in 8 different households and the average amount of money each household spent on groceries.

Based on the scatter plot, what is the best prediction of the average amount of money spent on groceries of a household of people?

$240

$190

$210

$300

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

The scatter plot shows the time spent studying compared to test scores for Mr. Stone’s eighth-grade class. Predict the score that a student would earn if she studied for 7 hours. Round your answer to the nearest whole number.

75

79

80

85

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

The equation below represents an elevator's height after an amount of seconds. Using this equation, what should the height of the elevator be after 14 seconds? H represents the height, and s represents seconds.
h = -3.8s + 290

80

236.8

-80

72.6

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

y=125 + 80x models the amount of money (y) in the register after selling x tickets. How much money does she have in the register before selling any tickets?

$125

$80

$205

$45

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Which statement below accurately represents the graph?

$100 is earned for each hour worked

$100 is earned for every 2 hours worked

$500 is earned for every 8 hours worked

$200 is earned for every 3 hours worked

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Which statement best describes the information in the graph?

Taylor can write 6 words per minute

Taylor can write 25 words per minute

Taylor can write 50 words per minute

Taylor can write 150 words per minute

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Which of the following lines represents the line of best fit for the scatter plot?

A

B

C

D

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