Find percentage of boys in age range intake carbohydrate

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Assume that total carbohydrate intake in 12 to 14 year old boys is normally distributed with mean 124g /1000cal and standard deviation 20g/1000cal. Determine percentage of boys in this age range have carbohydrate intake above 140g/1000cal and carbohydrate intake below 90g/1000cal?

Reference no: EM13112068

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