Question

Help plz

In a study on the effects of caffeine on memory one group of participants drank a bottle of
tasteless water containing 100, 50, or O 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
1placebo group
2dependent variable
3experimental group
4 meta-analysis

Answer 1

2: Dependent variable

Step-by-step explanation:

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