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Assume that weights of adult females are normally distributed with a mean of 77 kg and a standard deviation of 22 kg. What percentage of

Assume that weights of adult females are normally distributed with a mean of 77 kg and a standard deviation of 22

kg. What percentage of individual adult females have weights between 71 kg and 83 kg? If samples of 100

adult females are randomly selected and the mean weight is computed for each sample, what percentage of the sample means are between 71 kg and 83 kg?

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