Effects of caffeine. How does caffeine affect our bodies? In a matched pairsexperiment
Chapter 0, Problem 11.1(choose chapter or problem)
Effects of caffeine. How does caffeine affect our bodies? In a matched pairsexperiment, subjects pushed a button as quickly as they could after taking acaffeine pill and also after taking a placebo pill. The mean pushes per minute were283 for the placebo and 311 for caffeine. Is each of the boldface numbers aparameter or a statistic?
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