Topic 10 Review

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

Is the association a positive or negative association?

• Positive
• Negative

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

Which scatter plot show a positive relationship?

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

Which best describes the form of this scatterplot?

• linear

• nonlinear

• scattered

• no correlation

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.

In this image, how would you describe the point that does not fit the pattern of the other dots?

• The point is a linear model.
• The point is an outlier.
• The point is the range.
• The point is the median.

As the age of the car increases, its value decreases. Which scatterplot represents this relationship?

• A
• B
• C
• D

Students were surveyed about their favorite sports to play in phys.ed. The results are represented in this circle graph. If 48 students were surveyed, how many chose soccer?

• 10
• 12
• 15
• 14

If there are 300 seventh graders, how many students prefer choir?

• 96
• 24
• 75
• 42