Scatterplots

Which scatterplot DOES NOT suggest a linear relationship between x and y?

• Graph A

• Graph B

• Graph C

• Graph D

Which scatterplot does NOT suggest a linear relationship between x and y?

• Graph F

• Graph G

• Graph H

• Graph J

Mr. Thomas wanted to know if the amount of class time that he gave students to study affected their test scores. What kind of relationship between class study time and test scores is shown on the scatter plot.

• No association

• Positive association

• Negative association

• Positive then negative association

Which graph best shows a positive association between the number of hours studied and the test scores?

• Graph A

• Graph B

• Graph C

• Graph D

The police department tracked the number of ticket writers and number of tickets issued for the past 8 weeks. The scatter plot shows the results. Which statement is true?

• More ticket writers results in fewer tickets issued.

• There were 50 tickets issued every week.

• When there are 10 ticket writers, there will be 800 tickets issued.

• More ticket writers results in more tickets issued.

What type of associaiton does this scatterplot display?

• Positive

• Negative

• No association

What type of association does this scatterplot display?

• Positive

• Negative

• No association

What type of correlation does this graph have?

• positive

• negative

• none

• all of the above

What type of relationship does this graph show?

• Positive

• Negative

• No Relationship

• Constant 

Which best describes the form of this scatterplot?

• linear

• nonlinear

• scattered