Given below is a cumulative frequency table:
Marks | Number of students |
Below 10 | 17 |
Below 20 | 22 |
Below 30 | 29 |
Below 40 | 37 |
Below 50 | 50 |
Below 60 | 60 |
Extract a frequency table from the above.
Frequency table can be represented as below;
Marks | No. of students |
0 – 10 | 17 |
10 – 20 | 22 |
20 – 30 | 29 |
30 – 40 | 37 |
40 – 50 | 50 |
50 – 60 | 60 |