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Question
The class-mark of the class-interval 40 – 48 is ______.
Options
40
42
44
48
MCQ
Fill in the Blanks
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Solution
The class-mark of the class-interval 40 – 48 is 44.
Explanation:
The class‑mark (midpoint) of a class interval is the average of its lower and upper limits.
i.e., `(40 + 48)/2`
= `88/2`
= 44
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