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प्रश्न
Write the Modal class
| Class interval | 10 – 15 | 15 – 20 | 20 – 25 | 25 – 30 | 30 – 35 |
| Frequency | 30 | 35 | 40 | 75 | 15 |
योग
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उत्तर
1. Analyze the given frequency table
To find the modal class, arrange the data into its corresponding pairs:
| Class Interval | Frequency |
| 10 – 15 | 30 |
| 15 – 20 | 35 |
| 20 – 25 | 40 |
| 25 – 30 | 75 |
| 30 – 35 | 15 |
2. Identify the highest frequency
Scan the frequency value (30, 35, 40, 75, 15) to find the maximum value:
Maximum Frequency = 75
3. Determine the corresponding class interval
The class interval that aligns with the maximum frequency of 75 is 25 – 30, In statistics, the group containing the highest occurrence rate is defined as the modal class.
The modal class for the given distribution is 25 – 30.
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