Which value is the difference between the MEAN and MEDIAN for this data set?


45.5, 35.6, 26.8, 41.8, 51.4, 71.9


A)

0.95



B)

1.35



C)

1.85



D)

2.15




The answer is 1.85
List in ascending order: 26.8, 35.6, 41.8, 45.5, 51.4, 71.9
Find the median:
41.8 + 45.5
2
= 43.65. Find the mean:
26.8 + 35.6 + 41.8 + 45.5 + 51.4 + 71.9
6
=
273
6
= 45.5
45.5 − 43.65 = 1.85