A way of reducing error variance is to:
A) take steps to control extraneous variables.
B) randomize error variance across groups.
C) increase the effectiveness of your independent variable.
D) All of the answers are correct.

Question

Quizplus · Accepted Answer

All the options provided are methods to reduce error variance: controlling extraneous variables, randomizing error variance, and increasing the effectiveness of the independent variable.

A Way of Reducing Error Variance Is To