Social Studies, 26.07.2019 08:00 Chartwig4576
Pete pepsi wanted to see whether caffeine intake increased a subject's arousal state. he randomly assigned 100 high school seniors to either an experimental or control group. the experimental group drank a high caffeine soda, while control group drank a caffeine-free soda. he then measured and compared arousal states for both groups. no pre-test was used. what type of experimental design did pete use?
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Pete pepsi wanted to see whether caffeine intake increased a subject's arousal state. he randomly as...
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