Multiple Choice
A researcher is interested in the effects of drinking different amounts of alcohol on a person's ability to perform a mental arithmetic task. Which of the following would be a problem for this researcher if she wanted to use a within-subjects design with counterbalancing?
A) She would be unable to control participants' levels of intelligence.
B) There would be a severe fatigue effect.
C) There would probably be placebo effects.
D) She would probably have to test each participant on two different days.
Correct Answer:

Verified
Correct Answer:
Verified
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