True or False: A statistics professor wanted to test whether the grades on a statistics test were the same for upper and lower classmen.The professor took a random sample size of 10 from each,conducted a test and found out that the variances were equal.For this situation,the professor should use a t test with related samples.

Question

Quizplus · Accepted Answer

The professor should use an independent samples t-test because the samples are from different groups (upper classmen and lower classmen). Related samples would be appropriate if the same group was being tested twice (e.g., before and after an intervention).

True or False: a Statistics Professor Wanted to Test Whether