The sum of the squares of the deviations of the values of a variable is least when the deviations are measured from

The sum of the squares of the deviations of the values of a variable is least when the deviations are measured from

Q. The sum of the squares of the deviations of the values of a variable is least when the deviations are measured from:

  1. Harmonic mean
  2. Geometric mean
  3. Median
  4. Arithmetic mean

Answer: Arithmetic mean

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