Suppose that the total daily carbohydrate intake for all boys age 13 to 15 years old in the US is normally distributed with a mean of 125 grams per thousand calories with the standard deviation of 25 grams per thousand calories. approximately what percent of boys in this age range have a daily carbohydrate intake between 100 and 175 grams per thousand calories? 81.5% 95% 68%

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Suppose that the total daily carbohydrate intake for all boys age 13 to 15 years old in the US is normally distributed with a mean of 125 grams per thousand calories with the standard deviation of 25 grams per thousand calories.

approximately what percent of boys in this age range have a daily carbohydrate intake between 100 and 175 grams per thousand calories?

81.5%

95%

68%

 

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