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Question
The difference between the upper and lower limit of a class interval is called the ______ of the class interval.
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Solution
The difference between the upper and lower limit of a class interval is called the size of the class interval.
Explanation:
The size of a class interval is range of the class that is, the difference between the upper and lower limit of a class interval.
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( i )
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( ii )
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| 11 - 20 | 18 |
| 21 - 30 | 23 |
| 31 - 40 | 15 |
| 41 - 50 | 10 |
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| 10 - 15 | 30 |
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| 25 - 30 | 90 |
Inclusive series is a continuous series
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