Scatterplot Graph

Which statement best describes the relationship shown in this scatter plot?

• Students with a bigger shoe size earn a higher math score

• Students with a smaller shoe size earn a higher math score

• A student's shoe size has no effect on their math score

• A student with a shoe size of 2 will always earn a score of 80%

Examine the scatterplot. Identify if it shows a positive correlation, a negative correlation, or no correlation.

• Positive Correlation

• Negative Correlation

• No Correlation

What type of correlation does this scatterplot represent?

• negative correlation

• no correlation

• positive correlation

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

What type of relationship does this graph show?

• Positive

• Negative

• No Relationship

• Constant 

What type of association 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 chapters would be in a book with 140 pages. 

• 12 chapters

• 19 chapters

• 14 chapters

• 21 chapters

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 6 chapters. 

• 100 pages

• 170 pages

• 60 pages

• 20 pages

What is the equation of the line of best fit?

• y = -25x + 170

• y = -5/8x + 170

• y = 25x + 170

• y = 5/8x + 170

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