StatsCalculator

Interquartile Range (IQR) Calculator

IQR = Q3 − Q1, the spread of the middle 50% of your data.

Your data

Separate values with commas, spaces, or new lines. Pasting from Excel works.

Result

5.5interquartile range (Q3 − Q1)
Q1 (25%)
8.25
Q3 (75%)
13.75

Box plot

Q1 8.25median 11Q3 13.75522