A type of mean used when different data points or groups have varying levels of importance

The middle score in an ordered dataset, with half of observations above and half below

The most frequently occurring score or value in a dataset

Statistics that present the center of a distribution, indicating the location of values

A feature indicating that the median is not significantly impacted by extreme observations in a dataset

The sum of all scores divided by the number of observations in a dataset

A feature indicating that the mean is significantly affected by the presence of extreme observations in a dataset