In descriptive statistics, the interquartile range (IQR) is a measure of statistical dispersion, which is the spread of the data. [1] The IQR may also be called the midspread, middle 50%, fourth …

Sep 25, 2020 · Whereas the range gives you the spread of the whole data set, the interquartile range gives you the range of the middle half of a data set. When is the interquartile range …

Aug 29, 2021 · The interquartile range is the middle half of the data that lies between the upper and lower quartiles. In other words, the interquartile range includes the 50% of data points that …

Jul 26, 2025 · The Interquartile Range (IQR) helps us understand the spread of data which focuses on the middle 50% of a dataset. Unlike other measures of spread such as the range …

May 11, 2025 · In this comprehensive guide, we’ll delve deep into the Interquartile Range, exploring its definition, calculation, advantages, disadvantages, and practical applications.

The interquartile range (IQR) is the central half of any dataset. While a range is a measure of where the beginning and end are in a set, an interquartile range is a measure of where the …

Free interquartile range math topic guide, including step-by-step examples, free practice questions, teaching tips and more!

In statistics, the interquartile range (IQR) is a measure of how spread out the data is. It is equal to the difference between the 75th and 25th percentiles, referred to as the third (Q3) and first …

Interquartile Range (IQR) Interquartile range is the amount of spread in the middle 50 % of a dataset. In other words, it is the distance between the first quartile (Q 1) and the third quartile …

The Interquartile Range formula finds the difference between the two extreme observations or data points of the distribution. Understand more about the IQR formula along with its formulas …