A researcher wants to determine the effect of sleep loss on human problem-solving. Subjects in an appropriate control group for such an experiment would be described as having
A)much more sleep than normal.
B)much less sleep than normal.
C)a normal amount of sleep.
D)the same amount of sleep as the experimental group.

Question

Quizplus · Accepted Answer

A control group in an experiment is meant to provide a baseline by which to measure the effects of the variable being tested. In this case, to determine the effect of sleep loss on problem-solving, the control group should have a normal amount of sleep to compare against the experimental group, which would have less sleep.

A Researcher Wants to Determine the Effect of Sleep Loss