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Assume the random variable x is normally distributed with mean μ = 80 and standard deviation σ = 4. Find the indicated probability. P(x < 72) = (round to four decimal places as needed).
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What is the standard deviation of the following data set rounded to the nearest tenth? 3, 17, 18, 15, 12, 21, 9
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Write a story that matches with the expression 42x-5 pls hurry
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Assume the random variable x is normally distributed with mean μ = 80 and standard deviation σ = 4....
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