How to interpret interquartile range?
Understand the Problem
The question is asking for a method or explanation on how to understand or analyze the interquartile range, which is a statistical measure used to describe the spread of data. This involves identifying the first and third quartiles and understanding what the interquartile range signifies about data distribution.
Answer
The range between the first quartile (Q1) and the third quartile (Q3), representing the central 50% of the data.
The interquartile range (IQR) is the range between the first quartile (Q1) and the third quartile (Q3), representing the central 50% of the data.
Answer for screen readers
The interquartile range (IQR) is the range between the first quartile (Q1) and the third quartile (Q3), representing the central 50% of the data.
More Information
The benefit of using the IQR is that it is less affected by extreme values or outliers in the dataset.
Tips
A common mistake is to confuse the IQR with the range of the entire data set. Remember that the IQR specifically measures the spread of the central 50% of the data.
Sources
- How to Interpret Interquartile Range (With Examples) - Statology - statology.org
- How to interpret interquartile range? - Cross Validated - stats.stackexchange.com
- Interquartile Range (IQR): How to Find and Use It - Statistics By Jim - statisticsbyjim.com
