Demerits of range - measure of dispersion , Operation Research

Demerits  of Range

a.It gives  importance  to the  two  extreme  values and is very much affected by the extreme items.

b.The range  provides  no information  about the  structure of the  series.

c.Range  is influenced very much  by fluctuations of  sampling.

d.Due to  the above  demerits disadvantages  range is not a  reliable  measure of dispersion.

 

 

Posted Date: 3/4/2013 2:31:07 AM | Location : United States







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