logging - Why has my Google Ping different Averages? - Super User
Here's the difference between averages and medians - Yahoo News
So while Spain may have a different average appearance than Italy it is pretty clear genetically and phenotypcially that their is heavy overlap between Italians and Spaniards. So can not draw a clear line and say “here is a Spaniard and here is a Italian” like you can between a Lion, House cat, and a Tiger.
Here's the difference between averages and medians
This is a great activity for recaping finding averages from frequency tables, or as a starting point for the topic. You can choose from grouped or non-grouped data, as well as making use of different averages.
The mean, median and mode are each calculated using different methods and when applied to the same set of original data they often result in different average values. It is important to understand what each of these mathematical measures of average tells you about the original data and consider which measure, the mean, median or mode, is the most appropriate to calculate should you wish to use an average value to describe a dataset.Moving averages technical analysis determines the security’s momentum over a period of time and often incorporates the comparison of two different averages. For instance, during an analysis, the short-term average is compared with the long-term average.