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    Normal probability calculation

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    Find P(9 < x < 15) when mu = 12 and sigma = 2. Write your steps in probability notation.

    Find P(x = 13) for a sample taken from a normally distributed population with mu = 15 and sigma = 3.

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    https://brainmass.com/statistics/probability/normal-probability-calculation-133719

    Solution Summary

    This solution gives the step by step method for computing probabilities based on Z score.

    $2.19

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