The matched samples technique attempts to eliminate the third-variable problem by holding it constant for each participant.

Question

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The matched samples technique involves pairing participants who are similar on the third variable of interest and assigning them to different conditions. This helps control for the effects of the third variable, as each participant in one condition is matched with a participant in the other condition who is similar on the third variable.

The Matched Samples Technique Attempts to Eliminate the Third-Variable Problem