Basic Statistics - Old Questions
Question Answer Details
6. Define correlation coefficient? Calculate the co-efficient of correlation for the following ages (in years) of husbands and wives and interpret it. [5]
| Husband's age X: | 23 | 27 | 28 | 28 | 29 | 30 | 31 | 33 | 35 | 36 |
|---|---|---|---|---|---|---|---|---|---|---|
| Wife's age Y: | 18 | 20 | 27 | 21 | 29 | 27 | 27 | 29 | 28 | 29 |
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