Mathematics, 13.09.2019 01:30 sydchann582

In measuring reaction time, a psychologist estimates that a standard deviation is .05 seconds. how large a sample of measurements must he take in order to be 95% confident that the error in his estimate of mean reaction time will not exceed 0.01 seconds?

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In measuring reaction time, a psychologist estimates that a standard deviation is .05 seconds. how l...