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in Statistics by (65.2k points)

During the medical check-up of 35 students of a class, their weights were recorded as follows :

Draw a less than type ogive for the given data. Hence obtain the median weight from the graph and verify the result by using the formula.

1 Answer

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Best answer

To draw ogive of the less than type) we have to join the points (38, 0), (40, 3), (42, 5), (44, 9), (46, 14), (48, 28), (50, 32), (52, 35). 

From graph, Median is 46.5 kg

Class interval which has median is = (46 – 48) l = 46, n = 35, f = 14, cf = 14, h = 2

= 46.5 

∴ Median = 46.5 kg.

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