interquartile range

[ in-ter-kwawr-tahyl, -til ]

Phonetic (Standard)IPA

noun

Statistics.

the range of values of a frequency distribution between the first and third quartiles.

interquartile range

/ ˌɪ�Գ�əˈ��ɔː�ٲ�ɪ�� /

noun

statistics the difference between the value of a variable below which lie 25 per cent of the population, and that below which lie 75 per cent: a measure of the spread of the distribution

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Word History and Origins

Origin of interquartile range¹

First recorded in 1880–85; inter- + quartile

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Example Sentences

Examples have not been reviewed.

Is the boxplot showing the interquartile range, or something else?

From

The prices charged for equipment and services were opened to bidding and then chosen by a process called “interquartile range,” where the low and high outlier bids for each item are eliminated and all the companies agree to be paid the middle price.

From

The observation of 658 significantly plastic genes is well outside the interquartile range and in the lower 4% of permuted values.

From

Error bars denote 2× interquartile range.

From

Error bars denote 2× interquartile range.

From

interpupillary interracial

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