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Give the definition of correlation give the meaning of following. r = 0, r = +1, r = -1. |
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Answer» According to Croxton and Cowden, ‘when the relationship is of a quantitative nature the appropriate statistical tool for discovering and the measuring the relationship and expressing it in a brief formula is known as statistics. 1. When r = 0, It implies that there exists no relationship between two variables X and Y in other ways r = 0 shows the absence of relationship. 2. r = 1, Shows that there is perfect correlation between two variables X and Y. 3. r = -1, Shows that there is perfect negative relationship between two variables X and Y. |
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