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Unformatted text preview: sample of women whose average height is more than 65 inches. &ote : We have already learned how to calculate the probability that a randomly selected womans height is greater than 65 inches tall. &ow we are trying to find the probability of a womens average height being greater than 65 inches tall. Notes 11 addendum Example 3 : The weight of potato chips in a bag is stated as 11oz. The amounts that the packing machine actually puts in these bags varies with mean 10.1 oz and standard deviation 0.23 oz. (a) Write down the distribution of X = the mean weight of a sample of 50 bags of potato chips. (b) What is the probability that the mean weight of 50 bags will be below 10 oz? (c) There is a 0.7 probability that the mean weight of 50 bags is above a certain amount. What is that amount?...
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