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Types of Correlation
1.Positive Correlation : When the values of two variables move in the same direction .e. when an increase in the values of one variables is associates with an increase in the values the value of other variable and a decrease in the values of one variable is associated with the decrease in the values of the other variable correlation is to be positive. For example heights and weights income and expenditure of a groups of individuals prices and supply of commodities.
2.Negative Correlation: The values of two variables move in opposite directions, so that with an increase in the values of one variable the value of the other variable decrease and with a decrease in the values of one variable the values of the other variable increase, correlation is said to be negative. For example when prices increase demand goes down. Thus there is a negative correlation between these two variables i, e, demand and supply.
A producer of furniture manufactures two products - tables and chairs. Processing of these products is done on two machines A and B. A chair needs 2 hours on machine A and 6 hours
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what are the operation research?
Chi Square Test ( X 2 ) Chi Square Test Defined the chi square test is one simplest and most commonly used non parametric tests in statistical work. The Greek letter X 2
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 in
Problem 1 (Problem 23, page 507) At a machine tool plant, five jobs must be completed each day. The time it takes to do each job depends on the machine used to do the job. If a mac
A PAPER MILL PRODUCES TWO GRADES OF PAPER VIZ, X AND Y. BECAUSE OF RAW MATERIALS RESTRICTIONS, IT CANNOT PRODUCE MORE THAN 400 TONS OF GRADE X PAPER AND 300 TONS OF GRADE Y PAPER I
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
Research Methodology 1. Discuss how the research will be executed to achieve the proposed research objectives. The methodology should be based on the methods that are used in
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