

Raise Your Mean
What is a mean? We use it as a measure of centre of a set of numbers and find it by adding them all together and dividing it by the amount. What do we get from it? Well, as a measure of centre, it tells us roughly what value most participants received. by. Simply put, it is the middle. We often think of averages and means as a measure across a group of people performing the same task. In tests, for example, the average tells us what roughly what the middle score was in the exam (actually the median, I