In a scientific experiment, the variable that is manipulated by the experimenter to determine its effect is called the __________.
A) dependent variable
B) independent variable
C) experimental group
D) sample

Question

Quizplus · Accepted Answer

The independent variable is the variable that is being deliberately manipulated by the experimenter to study its effect on the dependent variable. The dependent variable, on the other hand, is the variable that is being measured or observed to determine the effect of the independent variable. The experimental group is the group of subjects that receives the treatment or manipulation of the independent variable, while the sample refers to the group of individuals or objects that are being studied in the experiment. Therefore, the correct answer is B - independent variable.

In a Scientific Experiment, the Variable That Is Manipulated by the Experimenter