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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 demerits of quartile deviation.
✓

Answer

Two merits of quartile deviation are:
  1. It is easy to calculate and understand.
  2. It is less affected by the extreme values of the series.
Two demerits of quartile deviation are:
  1. Quartile deviation ignores half the items i.e., first 25% and the last 25%.
  2. This method does not show complete formation of the series.

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