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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.
Problems based on solution of a given LPP when it has multiple optimal solution: 1. Find the maximum and minimum values of 5x+2y, subject to the constraints -2x-3y ≤ -6
Solve the following Linear Programming Problem using Simple method. Maximize Z= 3x1 + 2X2
role of computer software operation research
Use of t -tables Similar to normal curve tables there exist t- distribution tables. However whereas the properties of the normal curve are constant for all
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
Assumption of F- Test The theoretical assumption on which F test is based are: 1.The populations for each sample must be normally distributed with identical mean
#questiona paper mill produce two grades of x&y.becouse of raw material reswtriction
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QUESTION 1 i) What do you understand by the following terms? And what is their role in communication theories? Ontology Epistemology Axiology ii) Discuss how
A company produce three sizes of windows fans small,medium and large. The manager has formulated an LP model for production.
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