Psychology / Unit 1 Psych 0092 short lesson, about 20 seconds
Confounding Variable
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The idea
A confounding variable is one that varies alongside the independent variable, making the cause of the result ambiguous.
In practice
The five-hour group is tested at 7 a.m. and the eight-hour group at noon, so time of day rides along with sleep.
Your place on the trail
Every lesson rests on earlier ones and opens later ones. Tap any to jump.
Builds on
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