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Question
Draw a histogram for the following cumulative frequency table:
| Marks | Less than 10 | Less than 20 | Less than 30 | Less than 40 | Less than 50 | Less than 60 |
| Number of student | 7 | 18 | 30 | 45 | 55 | 60 |
Solution
| Marks | 0 - 10 | 10 - 20 | 20 - 30 | 30 - 40 | 40 - 50 | 50 - 60 |
| Number of students | 7 | 11 | 12 | 15 | 10 | 5 |
The histogram is as follows:
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