bimodal distribution

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bimodal distribution

[¦bī·mōd·əl di·strə′byü·shən]
(statistics)
A probability distribution with two different values that are markedly more frequent than neighboring values.

bimodal distribution

see MEASURES OF CENTRAL TENDENCY.
References in periodicals archive ?
Despite this effort, reevaluation of the issue in 2007 and 2011 demonstrated that there was still evidence of confusion on the part of some laboratories regarding the type of units, potentially resulting in the bimodal distributions of proficiency testing data for some methods.
The number of methods demonstrating a bimodal distribution of the results was determined.
However, that value is spuriously high because of the bimodal distribution of test scores when combining sexes.