Question 1

As part of a training program for a triathlon, Marcie completes a three-mile run a few times each week. The scatter plot below shows the times in which Marcie completes this run for each week that she has been in the training program.

Based on these data, which statement BEST describes the relationship between the number of weeks Marcie has been in the training program and her running times?

Accepted Answer

There is a negative linear association with no outliers.

Answer

There is a negative linear association with one outlier.

Answer

There is a positive linear association with one outlier.

Answer

There is a positive linear association with no outliers.

Question 2

The scatter plot below shows the average points scored per game by players of different ages in an adult basketball league.
Which statement BEST describes the association between a player's age, in years, and the average points scored per game?

Accepted Answer

There is a positive linear association and one outlier.

Answer

There is a negative linear association and one outlier.

Answer

There is no association.

Answer

There is a nonlinear association.

Question 3

The scatter plot below shows the average number of customers who visit a food truck per day, depending on the number of days the food truck stays in the same location.

Which statement BEST describes the association between the number of days the food truck is in the same location and the number of customers who visit the food truck per day?

Accepted Answer

There is a positive linear association.

Answer

There is a nonlinear association.

Answer

There is a negative linear association.

Answer

There is no association.

Question 4

The scatter plot below shows the relationship between the outside temperature and the number of cups of hot chocolate sold at an event.

Which statement describes the data?

Accepted Answer

There is a negative linear association between the outside temperature, in degrees
Fahrenheit, and the number of cups of hot chocolate sold.

Answer

There is a nonlinear association between the outside temperature, in degrees
Fahrenheit, and the number of cups of hot chocolate sold.

Answer

There is a positive linear association between the outside temperature, in degrees
Fahrenheit, and the number of cups of hot chocolate sold.

Answer

There is no association between the outside temperature, in degrees Fahrenheit,
and the number of cups of hot chocolate sold.

Question 5

The scatter plot below shows the points scored and the points allowed by the Bulldogs football team for several games.

Which association (correlation) best describes the data?

Accepted Answer

no association (correlation)

Answer

negative association (correlation)

Answer

positive association (correlation)

Answer

nonlinear association (correlation)

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