Scatter Plots

Mrs. Collins made a scatterplot to show the relationship between the number of absences and a student’s final exam score. Based on this scatterplot, a student with 6 absences should get approximately what score on the final exam?

• 85

• 92

• 70

• 76

Based on the graph, if Joe earned $400, how many hours did he work?

• 25 hours

• 35 hours

• 45 hours

• 15 hours

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

• A

• B

• C

• D

What is a scatter plot?

• A graph that shows the relationship of two data sets.

• A graph drawn using rectangular bars to show how large each value is.

• A graph that shows information that is connected in some way.

• A graph that shows data changing over time.

What represents the x axis?

• ABC Company

• Hours Worked

• Amount Earned in Dollars

• Hours in Car

Tags

CCSS.8.EE.B.5

What is a trend line that shows the most accurate relationship between x and y and is is very close to most of the data points?

• linear regression

• no correlation

• trend line

• line of best fit

Tags

CCSS.8.EE.B.5

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

• A

• B

• C

• D

Tags

CCSS.8.EE.B.5

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 pages would be in a book with 6 chapters. 

• ≅100 pages

• ≅170 pages

• ≅60 pages

• ≅20 pages

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

Tags

CCSS.HSF-LE.A.1B

What represents the y axis?

• ABC Company

• Hours Worked

• Amount Earned in Dollars

• Hours in Car

Tags

CCSS.HSF.LE.B.5