CBSE Class 10 Maths (Standard) 2019 · Paper 30/1/1 · Question 30(a)

Statistics 4 marks Medium

If the median of the following frequency distribution is

32.5

, find the values of

f_{1}

and

f_{2}

Frequency distribution (total frequency = 40)
Class	0-10	10-20	20-30	30-40	40-50	50-60	60-70	Total
Frequency	$f_{1}$	5	9	12	$f_{2}$	3	2	40

Answer

f_{1} = 3

and

f_{2} = 6

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