Question
Find the geometric mean of observations $9, 8, 3.$
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| No. of cars | 5 | 6 | 7 | 8 | 9 | 10 |
| No. of days | 5 | 10 | 15 | 8 | 7 | 5 |
| Age (years) | 0-25 | 25-60 | 60 or above |
| Death rate | 11 | 8.5 | 24 |
| Weight | 3 | 6 | 1 |