A variable that the experimenter manipulates is called a/an
A)confounding variable.
B)dependent variable.
C)operational variable.
D)independent variable.

Question

Quizplus · Accepted Answer

An independent variable is a variable that the experimenter manipulates, changes or controls to examine its effect on another variable, which is called the dependent variable. The other two options, confounding variable and operational variable, are not related to the variable that the experimenter manipulates.

A Variable That the Experimenter Manipulates Is Called A/an