What does it mean to say that an experiment has two independent variables?
A) The researcher has created a study with two different conditions.
B) The researcher has come up with two different measures to take in order to test the hypothesis.
C) The researcher is manipulating two different variables in the course of the study.
D) The effects of one variable in the study have nothing to do with the effects of the other variable.

Question

Quizplus · Accepted Answer

In an experiment with two independent variables, the researcher is manipulating two different factors to observe their effects on a dependent variable. This allows for the examination of how each independent variable affects the outcome, as well as any interaction effects between the two variables.

What Does It Mean to Say That an Experiment Has