Question 28 (OR 2 nd question)
The following data indicates the marks of 53 students in Mathematics. Draw less than type ogive for the data above and hence find median
Marks |
Number of students |
0 – 10 |
5 |
10 – 20 |
3 |
20 – 30 |
4 |
30 – 40 |
3 |
40 – 50 |
3 |
50 – 60 |
4 |
60 – 70 |
7 |
70 – 80 |
9 |
80 – 90 |
7 |
90 – 100 |
8 |