Question on mean and variance

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Reference no: EM1392546

Suppose the average weight of an item labeled 16 ounces actually has mean 17 ounces and variance 4 (ounce^2). What is the approximate probability that the combined weight of 25 items exceeds 445 ounces? What theorem is useful in answering this question?

Reference no: EM1392546

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Question on mean and variance : What is the approximate probability that the combined weight of 25 items exceeds 445 ounces? What theorem is useful in answering this question?

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