An important difference between experimental and nonexperimental research is that the independent variable in experimental research is:
A) quantitative
B) randomly assigned
C) constant
D) manipulated

Question

Quizplus · Accepted Answer

In experimental research, the independent variable is manipulated by the researcher to observe its effect on the dependent variable, distinguishing it from nonexperimental research where variables are observed as they naturally occur without manipulation.

An Important Difference Between Experimental and Nonexperimental Research Is That