1.

Write advantages and disadvantages of the quartile deviation.

Answer»

Advantages of Quartile Deviation:

  • It’s definition is clear and it is easy to compute.
  • Extreme observations do not affect its value.
  • Quartile deviation can also be computed for the open-ended frequency distribution.

Disadvantages of Quartile Deviation:

  • All the observations of the data are not used in its computation.
  • It is not a suitable measure for other algebraic manipulations.
  • It is widely affected by the fluctuations of sampling.
  • This measure is less used for higher study in Statistics.


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