Which one of the following is common to all experimental designs?
A) sophisticated statistical analysis
B) doing something to see what happens as a result
C) interviewing participants
D) replicating real-world conditions

Question

Quizplus · Accepted Answer

The common element in all experimental designs is manipulating a variable to observe its effect. This is done to test a hypothesis and determine causality. Sophisticated statistical analysis may be applied to analyze results, but it is not universal in all experimental designs. Interviewing participants is not always necessary, and replicating real-world conditions is only applicable to some experimental designs.

Which One of the Following Is Common to All Experimental