Class 10 Maths · Statistics · NCERT Exercise 13.3 · Question 14
Given below is a cumulative frequency distribution showing the marks secured by 50 students of a class. Form the frequency distribution table for the data.
| Marks | Number of students |
|---|---|
| Below 20 | 17 |
| Below 40 | 22 |
| Below 60 | 29 |
| Below 80 | 37 |
| Below 100 | 50 |
Answer
Frequencies: 0-20 17, 20-40 5, 40-60 7, 60-80 8, 80-100 13 (total 50).
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