In an experiment, which of the following does not contribute to error variance?
A)The personalities of the participants
B)The independent variable
C)The weather
D)Random equipment malfunctions

Question

Quizplus · Accepted Answer

The independent variable is the variable that is manipulated by the researcher to observe its effect on the dependent variable, and it does not contribute to error variance. Error variance is caused by uncontrolled variables or noise in the experiment, not by the systematic manipulation of the independent variable.

In an Experiment, Which of the Following Does Not Contribute