8th grade Math-8-2

Multiple Choice

Describe the association between the two sets of data in the scatter plot.

• nonlinear

• strong positive

• no association

• weak positive

Multiple Choice

What type of association does this graph have?

• positive 
• negative
• none
• all of the above

Multiple Choice

What is the type of correlation?

• Negative 
• no association
• positive 

Multiple Choice

What type of association does this graph have?

• positive
• negative
• none
• all of the above

Multiple Choice

What type of association is there between the variables shown on this scatter plot?

• Strong, Positive Association
• Strong, Negative Association
• Weak, Positive Association
• No Association

Multiple Choice

What type of association is shown in this graph?

• strong negative linear
• strong positive linear
• strong negative non-linear
• strong positive non-linear

Multiple Choice

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

Multiple Choice

Which scatter plot shows a negative relationship?

• Graph A
• Graph B
• Graph C
• Graph D

Multiple Choice

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

Multiple Choice

Which best describes the form of this scatterplot?

• linear

• nonlinear

• scattered

• no correlation

Multiple Choice

Hours in the mall vs. amount of money spent

• Positive Correlation

• Negative Correlation

• No Correlation

Multiple Choice

A person’s height and a person’s age up to adulthood

• Positive Correlation

• Negative Correlation

• No Correlation

Multiple Choice

How tall a person is and how fast they drive

• Positive Correlation

• Negative Correlation

• No Correlation

Multiple Choice

• Positive, strong
• Positive, weak
• Negative, strong
• Negative, weak

Multiple Choice

• Positive, strong
• Positive, weak
• Negative, strong
• Negative, weak

Multiple Choice

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. 

Multiple Choice

Describe the association between the two sets of data in the scatter plot.

• negative and positive

• linear

• nonlinear

• no asociation

Multiple Choice

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

Multiple Choice

• Positive

• Negative

• Not enough information

Multiple Choice

Determine whether the scatter plot of the data for the situation given would have a positive or negative linear association

• positive linear association

• no linear association

• negative linear association

Multiple Choice

The scatter plot shows the grades students earned on a test. Which line is the best model of the data?

• P

• Q

• R

• S

Open Ended

The Hogan family own a souvenir stand near the baseball stadium. The scatter plot shows their sales by daily high temperature. Describe the associations shown.

Multiple Choice

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

• A
• B
• C
• D