Math · Free Online Tool
Interquartile Range (IQR) Calculator
Determine non-parametric statistical dispersion, quartiles Q1/Q3, and Tukey outlier boundaries.
Presets:
INTERQUARTILE RANGE
10 Semi-IQR = 5
IQR (Q3 - Q1)
10
First Quartile (Q1)
6
Median (Q2)
12
Third Quartile (Q3)
16
Metric Distribution Analysis
IQR (Q3 - Q1) 10
First Quartile (Q1) 6
Median (Q2) 12
Third Quartile (Q3) 16
Frequently Asked Questions
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