Question: In a weight loss program, a simple random sample of 41 individuals was taken. After 12 months, their mean weight loss was 2.1 pounds,

In a weight loss program, a simple random sample of 41 individuals was taken. After 12 months, their mean weight loss was 2.1 pounds, and s, their sample standard deviation (o unknown) was 1.6 pounds. Construct a 90% CI for the mean weight loss of all such subjects.

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