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probability density function

   Also found in: Dictionary/thesaurus, Financial, Acronyms, Wikipedia 0.01 sec.
probability density function [‚präb·ə′bil·əd·ē ¦den·səd·ē ‚fəŋk·shən]
(statistics)
A real-valued function whose integral over any set gives the probability that a random variable has values in this set. Also known as density function; frequency function.


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max]), we assume that the UCN velocity direction is uniformly distributed on the unit sphere and that the conditional probability density function of p is proportional to [p.
2], [delta], [alpha]) were assigned a different probability density function (PDF) (Figure 1), which is taken from reference 3.
i)j]; i = 1,2,3,4 denoting the time of failure of ith component in jth subsystem, follows Weibull probability law with probability density function given by:
 
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