Watch the animation for calculating mean and then consider the question below.
Why use this technique? Is it appropriate?
The mean is the most common measure of central tendency. It is sometimes referred to as the ‘average’. Calculating the mean is a way to summarise values when you have a large set of data that is evenly spread and does not include anomalies. For instance if you wanted to find the average temperature over a month then calculating the mean would be the most useful.