Let $l$ be the lower class limit of a class $-$ interval in a frequency distribution and $m$ be the mid point of the class. Then, the upper class limit of the class is:
- A$\text{m}+\frac{\text{l+m}}{2}$
- B$\text{l}+\frac{\text{m+l}}{2}$
- ✓$2\text{m}-1$
- D$\text{m}-2\text{l}$
Answer: C.
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