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    Statistics - Standard Deviation

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    A woman sells an average of 300 books per month, with a standard deviation of 50. Over the next ten years, how many months will she sell more than 375 books? (round to the nearest month, if necessary)

    © BrainMass Inc. brainmass.com June 3, 2020, 9:37 pm ad1c9bdddf
    https://brainmass.com/statistics/dispersion-and-spread-of-data/statistics-quantative-data-analysis-191499

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