CBSE Class 10 Maths (Standard) 2019 · Paper 30/1/1 · Question 30(b)
The marks obtained by students of a class in an examination are given below. Draw a 'less than' type cumulative frequency curve (ogive). Hence find median.
| Marks | No. of Students |
|---|---|
| 0-5 | 2 |
| 5-10 | 5 |
| 10-15 | 6 |
| 15-20 | 8 |
| 20-25 | 10 |
| 25-30 | 25 |
| 30-35 | 20 |
| 35-40 | 18 |
| 40-45 | 4 |
| 45-50 | 2 |
Answer
The median mark is (read from the ogive at and confirmed by the formula).
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