Question

Find the median of the following set of data:100,40,200,20

Answer 1

Median=(n+1/2)th item

Now,

4+1/2

=2.5

Again,

2nd item+(3rd - 2nd item) *0.5

40+(200-40)*0.5

40+160*0.5

40+80

120

Therefore, Median =120

Answer 2

20,40,100,200
40+100= 140/2
70
Answer: 70