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If the total frequency is 40, then $\frac{N}{2}$ used to find the median from an ogive is:

Class 10Cumulative Frequency and OgiveStatistics and Probability

A22
B40
C20
D18

Step-by-Step Solution

\frac{N}{2} = \frac{40}{2} = 20

. We locate 20 on the cumulative-frequency axis to read the median.

Answer: C) 20

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