Scatterplots and Lines of Fit

Which equation best represents the data?

• y= -2/3x - 4

• y= 2/3x - 4

• y= -3/2x - 4

• y= 3/2x + 4

Describe the association between the number of lanes rented and the number of people bowling.

• Non-linear association

• Negative linear association

• No association

• Positive linear association

Describe the association for the graph.

• Linear and Positive

• Linear and Negative

• Non-Linear and Negative

• Non-Linear and Positive

• Non-Linear and No Association

Name the correlation in this graph

• Positive correlation

• Negative correlation

• No correlation

• Lots of correlation

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

• A

• B

• C

• D

• 1

• 2

• 3

• 4

• A

• B

• C

Which conclusion is best supported by the scatterplot?

• As the length of a call increases, the cost of the call increases.

• As the length of a call increases, the cost of the call remains the same.

• As the length of a call increases, the cost of the call decreases.

• There is no relationship between the length of a call and the cost of the call.

Describe the association for the graph.

• Linear and Positive

• Linear and Negative

• Non-Linear and Negative

• Non-Linear and Positive

• Non-Linear and No association

Describe the association for the graph.

• Linear and Positive

• Linear and Negative

• Non-Linear and Positive

• Non-Linear and Negative

• Non-Linear and No Association