The purpose of an experiment is to find out whether _____.
A) an independent variable affects the dependent variable
B) a positive correlation can be established
C) the dependent variable can be manipulated
D) the hypothesis is flawed or influenced by researcher bias

Question

Quizplus · Accepted Answer

The purpose of an experiment is to determine whether the independent variable has an effect on the dependent variable. This is done by manipulating the independent variable while keeping all other variables constant and measuring the resulting changes in the dependent variable. B, C, and D are not the overall purpose of an experiment.

The Purpose of an Experiment Is to Find Out Whether