Title of article
BATHTUB HAZARD RATE DISTRIBUTIONS and FUZZY LIFE TIMES
Author/Authors
Shafiq, Muhammad Institute of Statistics and Mathematical Methods in Economics - Vienna University of Technology, Wien, Austria , Viertl, Reinhard Institute of Statistics and Mathematical Methods in Economics - Vienna University of Technology, Wien, Austria
Pages
11
From page
31
To page
41
Abstract
Abstract. The development of life time analysis started back in the 20th
century and since then comprehensive developments have been made to model
life time data eciently. Recent development in measurements shows that all
continuous measurements can not be measured as precise numbers but they
are more or less fuzzy. Life time is also a continuous phenomenon, and has
already been shown that life time observations are not precise measurements
but fuzzy. Therefore, the corresponding analysis techniques employed on the
data require to consider fuzziness of the observations to obtain appropriate
estimates.
In this study generalized estimators for the parameters and hazard rates
are proposed for bathtub failure rate distributions to model fuzzy life time
data eectively.
Keywords
Bathtub failure rate , Fuzzy number , Life time , Non-precise data
Journal title
Iranian Journal of Fuzzy Systems (IJFS)
Serial Year
2017
Record number
2509291
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