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17 February, 16:34

Batting averages during a baseball season follow an approximately normal distribution with a mean of 0.260 and a standard deviation of 0.060. A statistician for a sports channel wishes to analyze the batting average from the last season. If the statistician is looking for a small standard error, what baseball player sample size is needed to get a standard error of 0.005

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  1. 17 February, 19:09
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    N = 144 (all done for you)
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