By changing the following frequency distribution ‘to less than type’ distribution, draw its ogive.
| Class | Frequency | frequency | |
| 0-15 | 6 | less than 15 | 6 |
| 15-30 | 8 | less than 30 | 14 |
| 30-45 | 10 | less than 45 | 24 |
| 45-60 | 6 | less than 60 | 30 |
| 60-75 | 4 | less than 75 | 34 |
coordinates of less than type
(15,6) (30,14)(45,24)(60,30)(75,34)
