Descriptive Statistics Key Terms, Explained

However, if you are unable to fully understand the basic descriptive statistics terminology included herein, you are definitely lacking foundational knowledge that is needed to build a whole series of much more robust and useful professional concepts on top of. So here is a collection of 15 basic descriptive statistics key terms, explained in easy to understand language. Variance is not often used on its own, but can be a useful calculation on the way to a more descriptive statistical measurement, such as standard deviation. The standard deviation of a distribution is the average deviation between individual distribution scores and the distribution's mean.