A researcher is curious about the effect of sleep on students' test performances.He chooses 60 students and gives each two tests: one given after two hours' sleep and one after eight hours' sleep.The test the researcher should use would be a related samples test.

Question

Quizplus · Accepted Answer

A related samples test (paired samples test) is appropriate when the same subjects are tested under different conditions, which is the case in this scenario where each student takes two tests under different sleep conditions.

A Researcher Is Curious About the Effect of Sleep on Students