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Measures of Central Tendency — Economics STD 11 Commerce — Question

CBSE BoardEnglish MediumSTD 11 CommerceEconomicsMeasures of Central Tendency3 Marks
Question
Define an average and explain the essentials of a good average.
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Answer

An average specifies a single most representative value to describe the data set.Essentials of a good average are:
  1. It is simple to understand.
  2. It is easy to calculate.
  3. It is based on all the observations.
  4. It should not be unduly affected by the value of extreme items.

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