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前期進擊的腰部 2019-10-22 10:28 PM

求解

大題:suppose that total carbohydrate intake in 12 to 14-year-old boys is normally distributed with mean =124g per day and population standard deviation

分題:if 36 boys aged 12 to 14-year-old are selected, find the probability that their mean carbohydrate intake in more than 130g per day

求解分題🙏🏻

辛瑩 2019-11-2 04:14 PM

條題目有無比到個 population standard deviation?
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