Mathematics
The heights of 50 children were measured (correct to the nearest cm) giving the following results :
| Height (in cm) | No. of children |
|---|---|
| 65 | 1 |
| 66 | 4 |
| 67 | 5 |
| 68 | 7 |
| 69 | 11 |
| 70 | 10 |
| 71 | 6 |
| 72 | 4 |
| 73 | 2 |
Calculate the mean height for this distribution correct to one place of decimal.
Related Questions
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