Line of Best Fit Finding Slope

Line of Best Fit Finding Slope

8th Grade

20 Qs

quiz-placeholder

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Line of Best Fit Finding Slope

Line of Best Fit Finding Slope

Assessment

Quiz

Mathematics

8th Grade

Hard

Created by

Anthony Clark

FREE Resource

20 questions

Show all answers

1.

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

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Create a scatter plot of the data set. Then find the equation of the Line of Best Fit.

y = 0.892x - 1.82

y = 1.82x - 5.02

y = 0.796x + 5.02

y = 1.82x + 5.02

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Determine the slope and y-intercept from the following equation:   y = 3/2x + 3

slope: 5   y-intercept:  (0,3) 

slope: 3/2   y-intercept:  (0,3) 

slope:  4  y-intercept:  (0,3/2)

slope: 1/5   y-intercept:  (0,5) 

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Find the slope from the table:

-2/5

5/-2

5/2

2/5

5.

OPEN ENDED QUESTION

1 min • 1 pt

Media Image

The scatterplot shows data collected from 9 people about how much money they earned based on the hours they worked. Use 2 points on the line of best fit and find the slope.

Evaluate responses using AI:

OFF

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Find the slope for the trend line using points (2,2) and (4,3)

2

1/2

-2

-1/2

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

gain 5 hours of sleep for every 7 cups of coffee

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