RRB NTPC 28 April 2016 Paper

Question : 3 of 100

Marks: +1, -0

What is the median of the following distribution?
42, 65, 18, 69, 29, 42, 48, 79, 25, 24, 98, 87, 63, 27, 17

Solution:

When data is arranged in ascending order:17, 18, 24, 25, 27,29,42,42,48,63,65,69,79,87,98 Number of observations =15
Median

= ( { { n } + 1 }/ { 2 } ) ^ { { th } }

term

{ 15 + 1 } /{ 2 } = 8 ^ { { th } }

term

= 42

Go to Question:

Prev Question

Next Question