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

Sources of hypothesis - hypothesis testing, Sources of Hypothesis Hyp...

Sources of Hypothesis Hypothesis  may be developed from  various  sources. Some  of the important  sources are  the  followings: 1. A Hypothesis  Arises from  Intuition

Linear programming, #questiA paper mill produces two grades of paper viz X ...

#questiA 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 pa

Research methodology, The influence of daily life of keeping dogs Part ...

The influence of daily life of keeping dogs Part a) Qualitative data analysis: These activities are aimed at developing skills in basic qualitative data analysis Inte

Models, what is similation model as a type of mathematical models

what is similation model as a type of mathematical models

Evolutionary methods, This methods studies development from simpler forms...

This methods studies development from simpler forms through a long series of a small change. Each change by itself results in minor modification in the phenomenon but the

Answer, A paper mill products two grade of paper viz., X & Y. Because of ra...

A paper mill products two grade of paper viz., X & Y. Because of raw material restriction, it cannot produce more than 400 tons of grade X paper & 300 tons of grade Y paper in a we

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

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

Cgj, application&techniques

application&techniques

Liner, #question.A paper mill produces two grades of paper viz., X and Y. B...

#question.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

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