Question

Find the median and fifth decile for the following frequency distribution.
Class interval -
5-10
15-20
25-30
35-40
Frequency -
16
14
13
17

Answer 1

The median of every class is equal and i.e.
=5+10/2=15/2=7.5(Ans.)
The fifth decile is 45-50(Ans.)
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