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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.
Sample Size in Non Propbability The probability selection does not apply to purposive selection. The size of the non probability samples is selected in a subjective ma
Research Abstracts Abstracts of researches completed are available from the followings publications: a. ICSSR Research Abstracts: contain abstracts of research projects
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
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Regression line drawn as Y=C+1075x, when x was 2, and y was 239, given that y intercept was 11. calculate the residual#
A paper mill prouduces two grads of paper viz., X and Y. Becouse of raw material restriction, it cannot product more then 400 tons of grade X paper and 300 tons of grade Y paper in
what is operation research an management decision making
CONSIDER A BARBER SHOP WITH ONE CHAIR, ONE BARBER AND NO ROOM FOR CUSTOMER TO WAIT. IF THE CHAIR IS EMPTY WHEN THE CUSTOMER ARRIVES,HE ENTER THE SHOP AND HIS HAIR CUT BEGINS. IF TH
Sample Assignment for minimum spanning tree problems For the subsequent graph get the minimum spanning tree. The numbers on the branches presents the cost.
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