Correlation and Predicting on Scatter Plot

Which statement best represents this relationship?

• There is no relationship between the number of miles driven and the amount of gas remaining in the tank
• As the number of miles driven increases, the amount of gas remaining in the tank increases.
• As the number of miles driven increases, the amount of gas remaining in the tank decreases.
• A relationship cannot be determined from this scatter plot

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

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? 

• 65
• 92
• 70
• 76

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? 

• A. 50 min
• B. 80 min
• C. 45 min
• D. 60 min

Make a prediction for a resting heart rate after 6 hours of exercise a week.

• 6
• 50
• 55
• 59

If the carpenter worked for 6 days, how much did he earn?

• 1250
• 1500
• 1750
• 2000

If Gold's Gym paid $250 for each TV, how many did they buy?

• 35
• 30
• 45
• 20

The red line represents the line of best fit for the scatter plot. How many ice cream sales are expected if the temperature is 90°?

• 55
• 0
• 103
• 100

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 1 mile?

• A. 5 min

• B. 7 min

• C. 10 min

• D. 12 min

The scatterplot shows the relationship between the number of tickets bought and the amount of money spent buying tickets.  Which would be a reasonable prediction for the cost of buying 6 tickets?

• $8
• $15
• $12
• $10