DEVIATIONS OF DATA ABOUT MEAN


  1. Deviation of the sample X(i) about the mean

    d i = (X(i) - ) can be positive or negative

  2. Square of deviation of the sample X(i) about the mean

    di 2 = (X(i) - ) 2 is always positive




Six Sigma and Beyond. Statistics and Probability
Six Sigma and Beyond: Statistics and Probability, Volume III
ISBN: 1574443127
EAN: 2147483647
Year: 2003
Pages: 252

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