QUARTILE.EXCexcludes the 0 and 100 percentile values when doing the calculation Also read:How to Find Range in Excel How to Interprent Interquartile Range Value? The IQR tells us how spread out the middle half of your data is (which is the range between the 25th and the 75th percentile ...
An example of the IQR calculation can be seen below. How to find the IQR in SPSS Finding the IQR in SPSS is relatively straight forward. To find the IQR in SPSS, simply follow the steps below. Firstly, in SPSS, go to ‘Analyze > Descriptive Statistics > Explore‘. This will open the...