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interquartile range

   Also found in: Dictionary/thesaurus, Acronyms, Wikipedia, Hutchinson 0.02 sec.
interquartile range [¦in·tər′kwȯr‚tīl ‚rānj]
(statistics)
The distance between the top of the lower quartile and the bottom of the upper quartile of a distribution.


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Age range was 16-87 years (median 33, interquartile range 27-43); 48% were female, and 20% were inpatients.
Imported infectious disease and purpose of travel, Switzerland by Schlagenhauf, Patricia / Emerging Infectious Diseases
Results were expressed in terms of percentage increases in respiratory hospital admissions for interquartile range (IQR) increases in air pollutant concentrations.
The impact of sugar cane-burning emissions on the respiratory system ... by Braga, Alfesio L.F. / Environmental Health Perspectives
Interquartile range (IQR) is the difference between the lower and upper quartiles.
Proficiency testing: an effective measure of competency of rubber ... by Mohamed, P.K. / Rubber World
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