In an experiment to determine whether the THC in marijuana impairs memory, the number of hours the subjects slept during the week of the experiment would be
A)the independent variable.
B)the dependent variable.
C)an extraneous variable.
D)a control variable.

Question

Quizplus · Accepted Answer

The number of hours the subjects slept would be considered an extraneous variable, as it is not being manipulated or measured directly in relation to the study's hypothesis about memory impairment and THC. While it may potentially have some impact on memory function, it is not the focus of the study and would not be systematically varied or controlled.

In an Experiment to Determine Whether the THC in Marijuana