Interquartile Range Calculator


Interquartile Range Calculator is a free online tool that displays the interquartile range for the given dataset. BYJU’S online interquartile range calculator tool makes the calculation faster, and it displays the interquartile range in a fraction of seconds.

How to Use the Interquartile Range Calculator?

The procedure to use the interquartile range calculator is as follows:
Step 1: Enter the numbers separated by a comma in the respective input field
Step 2: Now click the button “Calculate” to get the interquartile range
Step 3: Finally, the interquartile range for the given dataset will be displayed in the new window

What is Meant by Interquartile Range?

In Statistics, the interquartile range is used to measure the variability, which is based on dividing the given data set into quartiles. The values that divide the data set of each part are called first, second and third quartiles, and are represented by Q1, Q2, and Q3 respectively. The interquartile range is defined as the difference between the first and the third quartile. Generally, the interquartile range is used to measure the spread of the data, and it determines the outliers and the normal distribution of the data.

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