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A nutritionist wants to determine how much time nationally people spend eating and drinking. Suppose for a random sample of 930 people age 15 or
A nutritionist wants to determine how much time nationally people spend eating and drinking. Suppose for a random sample of 930 people age 15 or older, the mean amount of time spent eating or drinking per day is 1.36 hours with a standard deviation of .64 hour. please make a 90% confidence interval
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