A researcher conducts an experiment on memory strategies where the research assistant unknowingly runs control participants only in the afternoon and the experimental group only in the morning. Time of day in this case very well might be a(n):
A) Independent variable
B) Dependent variable
C) Mediating variable
D) Confounding variable

Question

Quizplus · Accepted Answer

Time of day is a confounding variable because it unintentionally varies between the control and experimental groups, potentially affecting the results independently of the memory strategies being tested.

A Researcher Conducts an Experiment on Memory Strategies Where the Research