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    Calculate Mean and Standard Deviation

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    The random variable X is the number of houses per month sold by a realtor. The probability distribution is given below. Find the mean and standard deviation of X:

    X (houses sold) / f(x)
    ____________________________________________

    (0 , 0.24)
    (1 , 0.01)
    (2 , 0.12)
    (3 , 0.16)
    (4 , 0.01)
    (5 , 0.14)
    (6 , 0.11)
    (7 , 0.21)

    © BrainMass Inc. brainmass.com March 4, 2021, 5:36 pm ad1c9bdddf
    https://brainmass.com/statistics/quantative-analysis-of-data/calculate-mean-and-standard-deviation-2108

    Solution Preview

    Hello. In this case, you should know that f(x) is the same as y.
    You should firstly find the mean of X
    How you do this is simple:
    You add up all of the value of each ...

    Solution Summary

    This will show you how to calculate means and standard deviations.

    $2.49

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