The median class for the above 'less than' type ogive is .

10 - 20

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20 - 30

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30 - 40

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40 - 50

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Solution

The correct option is B 20 - 30
From the graph, we can clearly see that median lies in the class 20 - 30. Therefore, median class for the given 'less than' type ogive is 20 - 30.

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Similar questions

Find the Median for the given data by drawing a 'less than ogive' :

$\begin{matrix} Class Interval & 0 - 10 & 10 - 20 & 20 - 30 & 30 - 40 & 40 - 50 Frequency & 5 & 10 & 14 & 16 & 8 \end{matrix}$

C.I.	20 - 30	30-40	40-50	50-60	60-70	70-80	80-90
Frequency	8	12	24	6	10	15	25

50

Marks	0-10	10-20	20-30	30-40	40-50
Number of students	7	10	15	8	10

Marks	0-10	10-20	20-30	30-40	40-50	50-60
Number of students	7	10	23	51	6	3

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