In an experiment to determine whether the THC in marijuana impairs memory, the THC in the marijuana would be the _____ variable.
A)independent
B)dependent
C)extraneous
D)control

Question

Quizplus · Accepted Answer

The independent variable is the variable that the researcher manipulates to see its effect on the dependent variable, which is the outcome being measured. In this case, the researcher is manipulating the THC in marijuana to see its effect on memory. Therefore, THC is the independent variable.

In an Experiment to Determine Whether the THC in Marijuana