Multiple Choice
In a study on the effects of caffeine on memory one group of participants drank a bottle of tasteless water containing 100, 50, or 0 milligrams of caffeine. Another group of drank a bottle of water with no caffeine. The participants assigned to the group that got bottled water with no caffeine represents the _____ in this study.
A) dependent variable
B) placebo group
C) meta-analysis
D) experimental group
Correct Answer:
Verified
Correct Answer:
Verified
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