Which of the following is a way of dealing with the problem of error variance?
A) Increasing the effectiveness of the independent variable
B) Introducing confounding variables in an experiment
C) Avoiding the assignment of subjects to groups on a random basis
D) Choosing variables that specifically produce carryover effects

Question

Quizplus · Accepted Answer

Increasing the effectiveness of the independent variable can help to reduce error variance by making the effect of the independent variable more pronounced and easier to detect against the background noise of error variance.

Which of the Following Is a Way of Dealing with the Problem