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Measures of Dispersion — Economics STD 11 Commerce — Question

CBSE BoardEnglish MediumSTD 11 CommerceEconomicsMeasures of Dispersion3 Marks
Question
State any two merits and limitations of mean deviation.
✓

Answer

Two merits of mean deviation are:
  1. It is based on all the observations of the series.
  2. It is not much affected by extreme values.
Two demerits of mean deviation are:
  1. It is not an algebraic method, as plus and minus signs are ignored.
  2. It cannot be calculated for open-ended distributions.

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