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Unimodality and bimodality of mixed weibull distributions
Author(s) -
Gera Amos E.
Publication year - 1994
Publication title -
quality and reliability engineering international
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.913
H-Index - 62
eISSN - 1099-1638
pISSN - 0748-8017
DOI - 10.1002/qre.4680100417
Subject(s) - unimodality , bimodality , weibull distribution , statistics , logarithm , mathematics , probability density function , statistical physics , function (biology) , physics , mathematical analysis , biology , quantum mechanics , evolutionary biology , galaxy
The failure density function and probability density function of logarithmic lifetime are partially correlated. Normally, both patterns are either unimodal or else bimodal. This is not always the case. Quantitative criteria are introduced to check their correlation.