Question
When Ryan runs the 400 meter dash, his finishing times are normally distributed with a mean of 65 seconds and a standard deviation of 2
When Ryan runs the 400 meter dash, his finishing times are normally distributed with a mean of 65 seconds and a standard deviation of 2 seconds. If Ryan were to run 36 practice trials of the 400 meter dash, how many of those trials would be between 63 and 65 seconds,to the nearest whole number?
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Prealgebra
Authors: Marvin L Bittinger, David J Ellenbogen, Barbara L Johnson
7th Edition
032164008X, 9780134347202
