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Mathematics, 24.03.2020 21:37, mooredollie
A manufacturer knows that their items have a normally distributed length, with a mean of 7.4 inches, and standard deviation of 0.8 inches. If 18 items are chosen at random, what is the probability that their mean length is less than 7.9 inches? P ( ¯ x < 7.9 ) =
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A manufacturer knows that their items have a normally distributed length, with a mean of 7.4 inches,...
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