IQR is an initialism for Interquartile range, a measure of statistical dispersion.
IQR may also refer to:
- iQR code, an alternative to existing QR codes developed by Denso Wave
- The Integrated Qualifications Register, a public register of worker qualifications awarded in Poland
- Information Quality Ratio, a normalized variant of the mutual information
This disambiguation page lists articles associated with the title IQR.
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