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    klf12's Avatar
    klf12 Posts: 1, Reputation: 1
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    #1

    Jul 12, 2010, 09:43 AM
    How do you figure the sum of squared deviation and variance
    I would like to know how to get the sum of squared deivation, variance and standard deviation for the following numbers:

    1,112; 1,245; 1,361; 1,372; 1,472
    Unknown008's Avatar
    Unknown008 Posts: 8,076, Reputation: 723
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    #2

    Jul 17, 2010, 09:50 PM

    The sum square, , is obtained when you square each term, and add them up.

    Variance can be obtained using this equation:



    Standard deviation can be obtained from this:
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