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The age x in years and time spend in watching television y in minutes were measured for a random sample of ten children with the
The age x in years and time spend in watching television y in minutes were measured for a random sample of ten children with the results shown in the table.
| Age, x | 4 | 8 | 10 | 11 | 13 | 16 | 17 | 18 | 20 | 22 |
| Hours, y | 30 | 51 | 65 | 90 | 110 | 90 | 85 | 61 | 40 | 35 |
The linear correlation coefficient for these sample data is:
| a. | -0.267 | |
| b. | -0.384 | |
| c. | 0.267 | |
| d. | -0.013 | |
| e. | 0.013 |
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