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

Characteristics, what are the characteristics of operation research

what are the characteristics of operation research

Frequency distribution graphs, Frequency  Distribution Graphs Freq...

Frequency  Distribution Graphs Frequency distribution graphs may be histogram frequency  polygon  frequency  curve  ogive curve.   1. Histogram The histogram is draw  f

Research and evaluation, - Please research and discuss this activity. (plea...

- Please research and discuss this activity. (please cite all of the websites) - Prepare a memo on the research and evaluation. What does research and evaluation mean? Ele

requirements and characteristics of a good table , Requirements and Charac...

Requirements and Characteristics of a good table In the words  of Mr. Harry Jerome a good statistical table  is a triumph of ingenuity and  technique masterpiece of economy  o

Categories, what are the operation research?

what are the operation research?

Concept and need for information, CONCEPT AND NEED FOR INFORMATION: W...

CONCEPT AND NEED FOR INFORMATION: We shall look at the meaning, of information as also the meaning of other related words such as data, facts, intelligence, advice, knowledge

Explain system control and security tools, 1. Explain the effects that MIS,...

1. Explain the effects that MIS, DSS, CRM and ERP have on organizational communication and decision making to increase productivity and efficiency in an increasingly competitive bu

Explain research terminology, Q. Explain Research Terminology? Research...

Q. Explain Research Terminology? Research Terminology - Independent and Dependent variables: There are many practical problems in which the values of one variable depend upon t

Disadvantage of standard deviation - measure of dispersion, Disadvantage ...

Disadvantage  of standard Deviation It is not  easy  to understand  and calculate. It gives  more  weight  to the extremes  and less  to the items   nearer to mean. Since

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