Incrementing Scatter Plots

About how many male math teachers were there in 2006?

• 15

• 30

• 35

• 45

What type of association does this graph have?

• positive

• negative

• none

• all of the above

What type of association (correlation) does this graph have?

• positive

• negative

• none

• all of the above

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 type of correlation does this graph have?

• positive

• negative

• none

• all of the above

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 19 chapters.

• 150 pages

• 170 pages

• 190 pages

• 210 pages

Which scatter plot show a positive relationship?

• Graph A

• Graph B

• Graph C

• Graph D

What the y-intercept for the line of best fit for the scatter plot?

• 35

• 50

• 30

• 20

correlation is when one set of data increases and the other set of data also increases.

• Positive

• Negative

• No

the slope is -5/7, what does that mean?

• gain 5 hour of sleep for 7 cups of coffee

• lose 5 hours of sleep for 7 cups of coffee

• lose 7 cups of coffee for 5 hours of sleep

• lose 5 cups of coffee for 7 hours of sleep