Characteristics of a good Measure of Dispersion

Characteristics of a good Measure of Dispersion

An ideal measure of dispersion is to satisfy the following characteristics.

i.               It should be based on all observations in the data set..

ii.               It should be based on all observations in the data set..

iii.               It should be easy to understand and compute.

iv.               It should be capable of further mathematical treatment.

v.               It should be affected by fluctuations of sampling.

vi.               It should be affected by extreme observations.