Assume the average amount of caffeine consumed daily by
adults is normally distributed with a mean of 240 mg and a standard
deviation of 48 mg. In a random sample of 300 adults, how many
consume at least 320 mg of caffeine daily?
Of the 300 adults, approximately _____ adults consume at least
320 mg of caffeine daily. (Round to the nearest whole number
as needed.)
Assume the average amount of caffeine consumed daily by adults is normally distributed with a mean of 240 mg and a stand
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Assume the average amount of caffeine consumed daily by adults is normally distributed with a mean of 240 mg and a stand
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