The following distribution gives the dailv income of 50 workers of a factory :
Daily Income (in Rs) |
100- 120 |
120-140 |
140-160 |
150-180 |
180-200 |
Number of workers |
12 |
14 |
8 |
6 |
10 |
Convert the distribution above to a less than type cumulative frequency distribution and draw its o give.