In experimental design, factors not of primary interest in a study that may serve to obscure experimental results due to their effect on the response variable are called
A)extraneous factors
B)rigid factors
C)experimental factors
D)guided factors

Question

Quizplus · Accepted Answer

Extraneous factors are variables that are not of primary interest in a study but may affect the outcome of the experiment, thus potentially obscuring the relationship between the variables being studied.

In Experimental Design, Factors Not of Primary Interest in a Study