Researchers designed an experiment to study the effects of a professor's sense of humor on enrollment numbers.What is the independent variable in this study?
A)The college professor
B)The college professor's sense of humor
C)Students considering attending college
D)The number of students who enroll

Question

Quizplus · Accepted Answer

The independent variable is the variable that is manipulated or changed by the researcher. In this study, the independent variable is the professor's sense of humor, as this is what is being tested and potentially altered to see how it affects enrollment numbers. The other options are either dependent variables (D) or not directly related to the manipulation being conducted in the study (A, C).

Researchers Designed an Experiment to Study the Effects of a Professor's