Scatter Plot Making Prediction

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

What represents the x axis?

• ABC Company

• Hours Worked

• Amount Earned in Dollars

• Hours in Car

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

Based on the scatterplot, what is the best prediction of the average number of hours a person spends at work every week, if that person spends an average of 10 hours on recreational activities every week?

• 33 hours

• 85 hours

• 50 hours

• 65 hours

For which scatter plot would the line of best fit be represented by the equation y = ½x + 2?

• Graph A

• Graph B

• Graph C

• Graph D

Which best describes the form of this scatterplot?

• linear

• nonlinear

• scattered

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

Based on the trend in the data, approximately how many free throws would a player be expected to make if he attempted 60 free throws?

• 50

• 35

• 25

• 60

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

• There is no line of best fit for this graph.

• 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

Tags

8.5.D