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

Analyse the average number and mean number, Consider the closed network of ...

Consider the closed network of the following figure. The number at the arrows give the transition probabilities for a customer leaving the queue to route to a subsequent queue. Eve

Preparation of script - report writing presentation , Preparation of Script...

Preparation of Script   The most  tedious  and arduous takes is  the  preparation of the  script. While  you have  all the ideas and  points  will should  stored  up in the  mi

LLP, 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

Regression, Regression line drawn as Y=C+1075x, when x was 2, and y was 239...

Regression line drawn as Y=C+1075x, when x was 2, and y was 239, given that y intercept was 11. calculate the residual

Integer programming, An integer programming problem is identical to a linea...

An integer programming problem is identical to a linear programming problem except that one or more decision variables are constrained to take integer values. Such problems cannot

RJR NABISCO, WOULD YOU RECOMMEND FOCUS GROUPS OR SOME OTHER RESEARCH DESIGN...

WOULD YOU RECOMMEND FOCUS GROUPS OR SOME OTHER RESEARCH DESIGN IN THIS SITUATION

Purchasing power of customers, This is determined by disposable personal ...

This is determined by disposable personal income( personal income minus direct taxes and other deductions ). Some people suggest the use of discretionary income in place of

Decision tree approach, Question: Spencerville Products is expanding ...

Question: Spencerville Products is expanding its operations west of the Mississippi.  Its first step is to build a manufacturing facility in Denver to satisfy demand on the W

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