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Question
Which of the following statement(s) is/are true in the case of class intervals given in the table?
Class intervals Frequency 1.5 - 11.5 3 12.5 - 22.5 5 23.5 - 33.5 6 34.5 - 44.5 7
Which of the following statement(s) is/are true in the case of class intervals given in the table?
| Class intervals | Frequency |
| 1.5 - 11.5 | 3 |
| 12.5 - 22.5 | 5 |
| 23.5 - 33.5 | 6 |
| 34.5 - 44.5 | 7 |
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Solution
The correct options are
B Class intervals are inclusive in nature.
C Lower limit 12.5 and upper limit 22.5 both belong to class interval 12.5 - 22.5.
D 22.1 belong to the class 12.5 - 22.5
Class interval in the table are inclusive in nature.
Class intervals like 1 - 10, 11 - 20, .... are called inclusive class intervals because both upper and lower limit belong to that particular class interval
22.1 belongs to the class (12.5 - 22.5).
B Class intervals are inclusive in nature.
C Lower limit 12.5 and upper limit 22.5 both belong to class interval 12.5 - 22.5.
D 22.1 belong to the class 12.5 - 22.5
Class interval in the table are inclusive in nature.
Class intervals like 1 - 10, 11 - 20, .... are called inclusive class intervals because both upper and lower limit belong to that particular class interval
22.1 belongs to the class (12.5 - 22.5).
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