Multiple Choice
An educational psychologist seeks to determine how studying duration is related to standardized test scores.She realizes that IQ is a possible third variable that could cause both studying and test score.As such,she studies only students who have approximately the same IQ.What technique is the psychologist using to attempt to control for this third variable?
A) matched samples
B) matched pairs
C) matched supervisors
D) double-blind observation
Correct Answer:

Verified
Correct Answer:
Verified
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