Question

Find the deviation using median of the following observations:
15,19,20,28,16.

Answer 1

Taking in ascending order

Here `n=5` (odd)
Median `M=(n+1)/2` th term `=(5+1)/2` th term `=` 3rd term `=19`
Mean deviation `=(sum_(i=1)^(n)|x_(i)-M|)/n=17/5=3.4`