An experimenter is interested in the effect of a new drug on alertness. They gave half their
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Question:
An experimenter is interested in the effect of a new drug on alertness. They gave half their participants a stimulant, while the other half received a placebo. Participants' alertness was measured using a standardized questionnaire that they completed both before they took the drug, and 15min after taking it. What statistical test should be used to analyze the date collected?
- Two-Way Mixed ANOVA
- Two-Way Repeated Measures ANOVA
- One-Way Repeated Measures ANOVA
- Two-Way Independent ANOVA
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