MCQ
In the class intervals $10-20, 20-30, 20$ is taken in:
- AThe interval $10-20$.
- ✓The interval $20-30$.
- CBoth intervals $10-20, 20-30$.
- DNone of the intervals.
The given class intervals are $10-20, 20-30$. In these class intervals the value $20$ is lies in the class interval $20-30$.Hence, the correct choice is $(b)$.
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