Question: A diet program claims that the average amount of water that a person on a diet should drink each day to lose weight is 4

A diet program claims that the average amount of water that a person on a diet should drink each day to lose weight is 4 liters. A random sample of 13 people enrolled in the diet program found that the average consumption is 3.6 liters of water per day with a standard deviation of 0.379 liters. Is the diet program’s claim valid?

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