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प्रश्न
The following table shows the frequency distribution of heights of 51 boys:
| Height (cm) | 120 | 121 | 122 | 123 | 124 |
| Frequency | 5 | 8 | 18 | 10 | 9 |
Find the mode of heights.
उत्तर
Mode is 122 cm because it occur maximum number of times. i.e frequency is 18.
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