Statistics > Question
LA4 marksYear: 2020MediumCBSE Class 10
statisticsogivemore-than-typecumulative-frequency
Question
The following table gives production yield per hectare (in quintals) of wheat of 100 farms of a village:
| Production yield/hect. | 40-45 | 45-50 | 50-55 | 55-60 | 60-65 | 65-70 |
|---|---|---|---|---|---|---|
| No. of farms | 4 | 6 | 16 | 20 | 30 | 24 |
Change the distribution to a 'more than' type distribution and draw its ogive.
| Production yield/hect. | 40-45 | 45-50 | 50-55 | 55-60 | 60-65 | 65-70 |
|---|---|---|---|---|---|---|
| No. of farms | 4 | 6 | 16 | 20 | 30 | 24 |
Change the distribution to a 'more than' type distribution and draw its ogive.
Solution
1
| Production yield/hectare | No. of farms |
|---|---|
| More than or equal to 40 | 100 |
| More than or equal to 45 | 96 |
| More than or equal to 50 | 90 |
| More than or equal to 55 | 74 |
| More than or equal to 60 | 54 |
| More than or equal to 65 | 24 |
+2 marks|---|---|
| More than or equal to 40 | 100 |
| More than or equal to 45 | 96 |
| More than or equal to 50 | 90 |
| More than or equal to 55 | 74 |
| More than or equal to 60 | 54 |
| More than or equal to 65 | 24 |
2
Ogive (more than type) with points (40,100), (45,96), (50,90), (55,74), (60,54), (65,24) plotted and joined by a smooth curve
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