Correlation

Correlation

8th Grade

13 Qs

quiz-placeholder

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Correlation

Correlation

Assessment

Quiz

Mathematics

8th Grade

Practice Problem

Hard

CCSS
HSF-LE.A.1B, 8.EE.B.5

Standards-aligned

Created by

Anthony Clark

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13 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

You are analyzing a scatter plot that has a negative correlation. What is true of the of the x and y values?

As x increases, y decreases

As x increases, y increases

As x decreases, y decreases

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Describe the correlation in the graph shown.

Strong Negative

Strong Positive

Weak Negative

Weak Positive

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

As the age of the car increases, its value decreases. Which scatterplot represents this relationship?

A

B

C

D

Tags

CCSS.HSF-LE.A.1B

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

The graph above shows a line of best fit for data collected on the distance bicyclists have remaining in relation to the amount of time they have been riding.  What is the equation of the line of best fit?

y = -25x + 170

y = 25x + 170

y = -(5/8) x + 170

y = (5/8) x + 170

Tags

CCSS.8.EE.B.5

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

In this image, how would you describe the point that does not fit the pattern of the other dots?

The point is a linear model.

The point is an outlier.

The point is the range.

The point is the median.

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

The following scatter plot shows Pam's training as she prepares to run a 6 mile race at the end of the month.  Which of the following would be a reasonable approximation for the length of time it would take for her to run 6 miles? 

50 min

80 min

45 min

60 min

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

The scatter plot shows the relationship between the number of chapters and the total number of pages for several books.  Use the trend line to predict how many chapters would be in a book with 180 pages. 

12 chapters

15 chapters

18 chapters

21 chapters

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