- APreceding the median class
- BFollowing the median class
- COf the median class itself
- DOf the last class
Step-by-Step Solution
cf is the cumulative frequency of the class just before (preceding) the median class.
Answer: A) Preceding the median class
In the median formula, 'cf' is the cumulative frequency of the class:
Class 10Median of Grouped DataStatistics and Probability
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