In the expression for grouped data

MATHEMATICS · Single correct · CBSE · Mathematics · Statistics · Statistics

Problem

In the expression m=l+N/2−cff×hm = l + \dfrac{N/2 - c_f}{f}\times h for grouped data, cfc_f represents (a) the cumulative frequency up to and including the median class (b) the cumulative frequency of all classes preceding the median class (c) the frequency of the median class (d) the frequency of the class immediately preceding the median class

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