The major difference between the experimental and correlational methods is that in the experimental method the presumed causal variable is ________, whereas in the correlational method the same variable is ________.
A) externally derived; internally derived
B) significant; important
C) manipulated; measured
D) reliable; valid

Question

Quizplus · Accepted Answer

In the experimental method, researchers manipulate the presumed causal variable to observe its effects, whereas in the correlational method, they measure variables as they naturally occur without manipulation to identify relationships between them.

The Major Difference Between the Experimental and Correlational Methods Is