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Question
The class size of the interval 80 – 85 is ______.
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Solution
The class size of the interval 80 – 85 is 5.
Explanation:
The size of a class interval = Upper limit – Lower limit
⇒ The size of a class interval = 85 – 80
⇒ The size of a class interval = 5
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| 10 – 20 | 5 |
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