The following is a sample of the percentage increases in the price of a house from 1980 to 2001 in 8 regions of the U.S. $75,120,145,155,155,225,225,300$
Compute the median of the given sample.

A) $m = 155$
B) $m = 120$
C) $m = 175$
D) $m = 225$
E) $m = 145$

Question

The following is a sample of the percentage increases in the price of a house from 1980 to 2001 in 8 regions of the U.S.   $75,120,145,155,155,225,225,300$  
Compute the median of the given sample.
 
A) $m = 155$
B) $m = 120$
C) $m = 175$
D) $m = 225$
E) $m = 145$

Quizplus · Accepted Answer

To find the median, first arrange the data in ascending order: $75, 120, 145, 155, 155, 225, 225, 300$. Since there are 8 numbers, the median is the average of the 4th and 5th numbers, which are both 155. Therefore, the median $m = 155$.

The Following Is a Sample of the Percentage Increases in the Price