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The producer of a weight-loss pill advertises that people who use the pill lose, after one week, an average (mean) of 1.85 pounds with a
The producer of a weight-loss pill advertises that people who use the pill lose, after one week, an average (mean) of 1.85 pounds with a standard deviation o 1.05 pounds. In a recent study, a group of 60 people who used this pill were interviewed. The study revealed that these people lost a mean of 1.92 pounds an one week. If the producer's claim is correct, what is the probability that the mean weight loss after one week on this pill for a random sample of 60 individual will be 1.92 pounds or more? Carry your intermediate computations to at least four decimal places. Round your answer to at least three decimal places
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