Question 28 (OR 2 nd Β 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 β 10 |
5 |
10 β 20 |
3 |
20 β 30 |
4 |
30 β 40 |
3 |
40 β 50 |
3 |
50 β 60 |
4 |
60 β 70 |
7 |
70 β 80 |
9 |
80 β 90 |
7 |
90 β 100 |
8 |


Β
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