Making Predictions from Scatterplots

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 140 pages. 

• 12 chapters

• 19 chapters

• 14 chapters

• 21 chapters

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

• A

• B

• C

• D

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

• 25 hours

• 35 hours

• 45 hours

• 15 hours

Which graphs has a negative association?

• A

• B

• C

• D

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

What is the correlation between length of running start and distance of jump?

• positive:  the further you run the further you jump

• negative: the less you run the less distance of your jump

• positive: the further your running start the less your distance

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

What represents the x axis?

• ABC Company

• Hours Worked

• Amount Earned in Dollars

• Hours in Car

What represents the y axis?

• ABC Company

• Hours Worked

• Amount Earned in Dollars

• Hours in Car

Which graph has no association?

• A

• B

• C

• D