A researcher wants to determine if the sample variance for the number of hours spent studying per week for a sample of college students is different than 15. Which one of the following procedures is appropriate to test this?

Question

Quizplus · Accepted Answer

The appropriate procedure to test if the sample variance for the number of hours spent studying per week for a sample of college students is different than a specific value (in this case, 15) is to perform a test for a single variance. This test compares the observed sample variance to a specified value to determine if there is a significant difference.

A Researcher Wants to Determine If the Sample Variance for the Number