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Question
The person suggested a mathematical method for measuring the magnitude of linear relationship between two variables say X and Y is
Options
Karl Pearson
Spearman
Croxton and Cowden
Ya Lun Chou
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Solution
Karl Pearson
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Find the coefficient of correlation for the following:
| Cost (₹) | 14 | 19 | 24 | 21 | 26 | 22 | 15 | 20 | 19 |
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| Age of husbands | 23 | 27 | 28 | 29 | 30 | 31 | 33 | 35 | 36 | 39 |
| Age of wives | 18 | 22 | 23 | 24 | 25 | 26 | 28 | 29 | 30 | 32 |
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