How to calculate the interquartile range in Excel?
Understand the Problem
The question is asking for a method to calculate the interquartile range (IQR) using Microsoft Excel. The IQR is a measure of statistical dispersion and is calculated by subtracting the first quartile (Q1) from the third quartile (Q3).
Answer
You can find the IQR in Excel by using the QUARTILE.EXC or QUARTILE.INC functions to determine Q1 and Q3, then subtract Q1 from Q3.
The final answer is the Interquartile Range (IQR).
Answer for screen readers
The final answer is the Interquartile Range (IQR).
More Information
The interquartile range (IQR) is a measure of statistical dispersion, or how spread out the values are in your dataset, and it is calculated as the difference between the third quartile (Q3) and the first quartile (Q1).
Tips
Common mistakes include using the wrong range of cells in the formula or confusing the QUARTILE.EXC and QUARTILE.INC functions. Ensure you are referencing the correct cells for your dataset.
Sources
- How to Calculate IQR in Excel - ExcelFunctions.net - excelfunctions.net
