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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.
Two Sample Tests In some situation the researchers may be taking statistical decisions based on two samples. Each of the two samples may represent a particular under con
Maximize Z = 2x - 7y subject -2x + 3y = 3 4x + 5y >= 10 6x + 7y 4x + 8y >= 5
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formulate the linear programming model of the table above
Research and Development: All intellectual activities consciously pursued and systematically completed generate useful information. Research (also Research and Development) is
One Sample sign Test In a one sample test the null hypothesis μ = μ 0 against an appropriate alternative on the basis of a random sample of size n we replace each sam
ANSWER OF ACTIVITY WITH THEIR PRECEDING ACTIVITY AND DURATION OF TIME IN WEEKS?
Maximize z=3x+7y subject to constraint x+4y x,y>=0
#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
..c++ program in Bid M method
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