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Question
Using the following frequency table.
| Marks (obtained out of 10) | 4 | 5 | 7 | 8 | 9 | 10 |
| Frequency | 5 | 10 | 8 | 6 | 12 | 9 |
The frequency of more than 8 marks is 21.
Options
True
False
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Solution
This statement is True.
Explanation:
Frequency of marks 9 = 12
Frequency of marks 10 = 9
⇒ Frequency of marks more than 8 = 12 + 9
⇒ Frequency of marks more than 8 = 21
Therefore, the frequency of more than 8 marks is 21.
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Using the following frequency table.
| Marks (obtained out of 10) | 4 | 5 | 7 | 8 | 9 | 10 |
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9 students got full marks.
The marks obtained (out of 20) by 30 students of a class in a test are as follows:
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Prepare a frequency distribution table for the above data using class intervals of equal width in which one class interval is 4 – 8 (excluding 8 and including 4).
