Results 21 to 30 of about 270,694 (310)

Logistic Order Statistics

open access: yesThe Annals of Mathematical Statistics, 1963
Expected values and standard deviations of order statistics from a logistic distribution are given for sample sizes $n = 1,2, \cdots, 10$ and $n = 15, 20, 50$, and 100, and summarized in graphs to facilitate interpolation to other sample sizes. For $n \leqq 10$ the results are compared with asymptotic approximations.
Birnbaum, Allan, Dudman, Jack
openaire   +3 more sources

Order Statistics and Benford′s Law [PDF]

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 2008
Fix a baseB> 1 and letζhave the standard exponential distribution; the distribution of digits ofζbaseBis known to be very close to Benford′s law. If there exists aCsuch that the distribution of digits ofCtimes the elements of some set is the same as that ofζ, we say that set exhibits shifted exponential behavior baseB.LetX1, …,XNbe i.i.d.r.v.
Steven J. Miller, Mark J. Nigrini
openaire   +4 more sources

On a Characterization of a Power Distribution

open access: yesDemonstratio Mathematica, 2015
A measure of dependence called pseudo-covariance and related to covariance was proposed by Pawlas and Szynal [4]. It was used, among other things, in a characterization of a power distribution. Here we generalized that result.
Pawlas Piotr, Szynal Dominik
doaj   +1 more source

The Weibull Marshall–Olkin Lindley distribution: properties and estimation

open access: yesJournal of Taibah University for Science, 2020
We obtain some properties of the Weibull Marshall–Olkin Lindley distribution. Its hazard rate function can be increasing, decreasing, bathtub-shaped, decreasing-increasing-decreasing and unimodal.
Ahmed Z. Afify   +3 more
doaj   +1 more source

Some Limit Behavior of Order Statistics With Variable Ranks [PDF]

open access: yesThe Egyptian Statistical Journal, 1990
In the present investigation we prove that any sequence of order statistics, with nondecreasing variable rank sequence, is mixing in the sense of Renyi.
M.A. El-Shandidy, H.M Barakat
doaj   +1 more source

混合指数分布顺序统计量的性质(On properties of order statistics from the mixed exponential distribution)

open access: yesZhejiang Daxue xuebao. Lixue ban, 2011
Let {Xs, 1≤s≤n} be independent and identically distributed, and X1:n, X2:n, …, Xn:n be the corresponding order statistics.
KUANGNeng-hui(匡能晖)
doaj   +1 more source

A User-Friendly Algorithm for Detecting the Influence of Background Risks on a Model

open access: yesRisks, 2018
Background, or systematic, risks are integral parts of many systems and models in insurance and finance. These risks can, for example, be economic in nature, or they can carry more technical connotations, such as errors or intrusions, which could be ...
Nadezhda Gribkova, Ričardas Zitikis
doaj   +1 more source

Independence of Order Statistics

open access: yesThe Annals of Probability, 1988
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Falk, M., Reiss, R.-D.
openaire   +3 more sources

THORS: An Efficient Approach for Making Classifiers Cost-Sensitive

open access: yesIEEE Access, 2019
In this paper, we propose an effective THresholding method based on the Order Statistic, called THORS, to convert an arbitrary scoring-type classifier, which can induce a continuous cumulative distribution function of the score, into a cost-sensitive one.
Ye Tian, Weiping Zhang
doaj   +1 more source

A New Family of Truncated Nadarajah-Haghighi-G Properties with Real Data Applications

open access: yesTikrit Journal of Administrative and Economic Sciences, 2023
In this paper, the [0,1] truncated Nadarajah Haghighi- G family is introduced, and some of its statistical properties such as expansion of its PDF are derived. In addition, quantile function, survival function, hazard rate function, reversed hazard rate
Khalaf H. Al-Habib   +2 more
doaj   +1 more source

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