Correlation - correlation & regression analysis, Operation Research

Assignment Help:

CORRELATION

Correlation is  the study of the  liner relationship  between  two variable when there is a  relationship of quantitative measures between two set  of variable  the appropriate statistical tool for measuring the relationship and expressing each in a precise way is known  as correlation. For  example  there is a relationship  between  the  heights and  weights of persons demand  and prices of  commodities etc.

According  to W.I. King Correlation  means  that between  two series or groups  of data  there exists  some  relationship  connections.

According to croxton and Cowden" The appropriate statistical   tool for  discovering and  measuring  the relationship of quantitative nature and expressing it in   brief  formula is known as correlation.

The coefficient  of correlation measures the degree  of relationship  between  two set  of figures. As  the reliability  of estimates depend upon the  closeness  of the relationship it is imperative that  utmost care be taken  while  interpreting the value of coefficient of correlation  otherwise fallacious conclusion can  be draw.

 

 


Related Discussions:- Correlation - correlation & regression analysis

Usefulness of correlation - correlation regression analysis, Usefulness of ...

Usefulness of Correlation 1.Correlation  is very  useful  to economists  to study  the relationship  between  variables  like  price  and quantity  demanded. To businessmen it

Wanna solution for this, A paper mill produces two grades of paper viz., X ...

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

Sequential sampling -sampling decisons, Sequential Samplin The previou...

Sequential Samplin The previous  has shown  that the sampling  units  were drawn  prior  to the drawing of the actual   sample  and has  a fixed  size. But the  sequential  sa

Model, disadvantages of model in operational research

disadvantages of model in operational research

Research essay, how Network Scheduling solving a real problem in a real bus...

how Network Scheduling solving a real problem in a real business .

Discuss the basic components of any queueing system, Question: (a) Disc...

Question: (a) Discuss briefly the four basic components of any queueing system. (b) Explain what you understand by the following models: (i) (M| M | 1 : N | FCFS) (ii

Or, meaning,significance of operations research in bussiness management?

meaning,significance of operations research in bussiness management?

Calculation of standard deviation - discrete series, Calculation  of Stand...

Calculation  of Standard Deviation - Discrete Series   There are three methods for  calculating  standard  deviation  in discrete series": a. Actual Mean Methods: It inc

Deweys principle - information resources, Dewey's Principle: Melvil De...

Dewey's Principle: Melvil Dewey's principle states: "The best reading for the largest number at the least cost" According to this principle a library should select, within the

Assignment question. please give me the solution, A paper mill produces two...

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

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