# Why can the median of a data set differ from the mean?

##### 1 Answer

Oct 30, 2015

Look at a simple example ...

#### Explanation:

Data = {1, 3. 95}

median = 3

mean

Unless the data is **SYMMETRIC** , expect the mean and median to always be different.

Symmetric data: {1, 3, 5}

median = mean = 3

hope that helped