Data Display Association

Which scatter plot shows a linear association between x and y?

• Graph A

• Graph B

• Graph C

• Graph D

Tags

CCSS.8.F.A.3

Describe the relationship between the variables.

• There is no relationship between the variables

• As the age increases, the height increases

• As the age increases, the height decreases

• As the height decreases, the age decreases

What type of relationship exists between the admission price and the number of visitors? Chose the best answer

• Positive linear association

• negative linear association

• no association

• nonlinear association

What is a scatterplot?

Choose the best definition.

• A graph with a bunch of dots.

• A graph that has points plotted that form a linear relationship

• A display of points that shows the relationship between two sets of data.

• A nonlinear graph.

• Positive Association
• Negative Association
• No Association
• Non-Linear Association

Is there an association between gender and grade level?

• Yes, positive because as the grade level increases by number of males increase.

• Yes, negative because as the grade level increases by students decrease.

• No, the ratios of bars are pretty much the same from year to year.

What type of association does this graph have?

• positive

• negative

• none

• all of the above

Identify any outliers on this graph.

• There are no outliers on this graph.

• (6,2)

• (2,6)

• (5,14) and (1,2)

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. 

Tags

CCSS.RI.7.7

CCSS.RI.8.7

CCSS.RI.9-10.7

CCSS.RL.8.7

CCSS.RL.9-10.7

Which trend line is the best model for the data?

• Line A

• Line B

• Line C

• None of the above