Uses of range - measure of dispersion, Operation Research

Assignment Help:

Uses of Range

a.Range is suitable  measure  of dispersion  when the  data are too  scattered to justify the  computation of a more precise  measure of dispersion.

b.In recent  years  range   has got  a special  application in  the quality control  techniques. There are  two reason for this .

1.It is easy  to calculate and simple to understand.

2.Range  is rather  good basis for estimating the standard  deviation if  the sample  is small  and the  population  is through to be  nearly normal.

c. It is very useful  measure to  study  fluctuation  of data. For  example  variation in weather forecasts   movements in the  prices  of shares etc.

 

 


Related Discussions:- Uses of range - measure of dispersion

MINIMIZATION., Consider the LP min ?? = 50??1 + 100??2 3 ??.??. 7??1+2??2=2...

Consider the LP min ?? = 50??1 + 100??2 3 ??.??. 7??1+2??2=28 2??1+12??2=24 ??1,??2=0 a. A basic solution of the constraint equations of this problem has how many basic variables,

Chi square test for the population variance, Chi square Test for the Popula...

Chi square Test for the Population variance When we want  to test that  a random  sample  has been  drawn  from  a normal  population having specified variance then X2 statist

Sampling techniques, discuss and explain both probability and non probabili...

discuss and explain both probability and non probability sampling techniques.

LPP, A paper mill produces two grades of paper viz., X and Y. Because of ra...

A paper mill produces two grades of paper viz., X and Y. Because of raw material restrictions, it cannot produce more than 400 tons of grade X paper and 300 tons of grade Y paper i

Metholodolgy, metholodolgy of operational research

metholodolgy of operational research

Preparation of visual aids , Preparation of visual Aids ,Handouts and Feedb...

Preparation of visual Aids ,Handouts and Feedback Forms It is   always  better to prepare  visual  aids much  in advance of the presentation. Leaving  them for the  last mo

Set of pareto optimal policies, Problem: A policy maker is considering seve...

Problem: A policy maker is considering several policy options that lead to different utility levels of different individuals a) Which Policy is would be optimal according t

Use of t -tables - hypothesis testing , Use of t -tables            ...

Use of t -tables            Similar  to normal  curve  tables  there  exist t- distribution  tables. However  whereas the properties of  the normal  curve are constant for all

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd