Measures of Position

Measures of position tell you where a particular data point sits relative to the rest of the distribution — not just its raw value, but its rank. While the mean and median give you a centre, these measures help you locate specific landmarks like the bottom quarter, the middle half, or the top ten percent of your data. They are especially useful when you want to compare scores across different tests or understand how extreme a value really is. The most common measures of pos …