Inferences and Scatter Plots

What type of association does this graph have?

• positive

• negative

• none

• all of the above

What type of association does this graph have?

• positive 

• negative

• none

• all of the above

What type of association does this graph show?

• Positive

• negative

• none

• all of the above

What type of association does this scatter plot show?

• positive linear association

• negative linear association

• no association

• nonlinear association

What type of association does this scatter plot represent?

• positive linear association

• negative linear association

• no association

• nonlinear association

Which scatter plot shows a linear relationship between x and y?

• Graph A

• Graph B

• Graph C

• Graph 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

Describe the association of the scatter plot.

• Linear; positive association

• Linear; negative association

• Non-linear

The scatter plot below shows the number of books read by students in Mrs. Hall’s English class and their final grades. Which statement represents the best description about the line of best fit?

• The more books students read, the lower their English grade.

• The more books students read, the higher their English grade.

• The fewer books students read, the higher their English grade. 

• No relationship exists between the number of books students read and their English grades. 

What is shown here? (click to remove words)

• trend line

• linear regression

• no correlation

• positive correlation