CBSE Guess > Papers > Question Papers > Class X > 2009 > Mathematics > Mathematics
Q. 30. The following table gives production yield per hectare of wheat of 100 farms of a village :
| Production yield (kg/hectare) | Number of farms |
| 40 -45 | 4 |
| 45 -45 | 6 |
| 50 -55 | 16 |
| 55-60 | 20 |
| 60 -65 | 30 |
| 65 -70 | 24 |
Change the distribution to a ‘more than type’distribution, and draw its ogive.
Sol.
| Production yield (kg/hectare) | Number of farms | Production more than | c.f. |
| 40 -45 | 4 | 40 | 100 |
| 45 -50 | 6 | 45 | 96 |
| 50 -55 | 16 | 50 | 90 |
| 55 -60 | 20 | 55 | 74 |
| 60 -65 | 30 | 60 | 54 |
| 65 -70 | 24 | 65 | 24 |
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CBSE 2009 Question Papers Class X