A Researcher Samples Cheerleaders and Wants to Determine If the Variance

Multiple Choice

A researcher samples cheerleaders and wants to determine if the variance of the number of cartwheels conducted during a football game prior to attending cheer camp is different than the variance of the number of cartwheels conducted during a football game after attending cheer camp. Which one of the following procedures is appropriate to test this?

A) Test for two dependent variances
B) Test for two independent variances
C) Test for a single variance
D) None of the above