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Sums of Independent Truncated Random Variables [PDF]

open access: bronzeThe Annals of Mathematical Statistics, 1957
Let $(x_{nk}), (k = 1, 2, \cdots, k_n; n = 1, 2, \cdots)$ be a double sequence of infinitesimal (i.e. $\lim_{n \rightarrow \infty} \max_{1 \leqq k \leqq k_n} P\{|x_{nk}| > \epsilon\} = 0$ for every $\epsilon > 0$) random variables such that for each $n, x_{n1}, \cdots, x_{nk_n}$ are independent.
J. M. Shapiro
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Sums of Small Powers of Independent Random Variables [PDF]

open access: bronzeThe Annals of Mathematical Statistics, 1960
Let $(x_{nk}), k = 1, 2, \cdots, k_n; n = 1, 2, \cdots$ be a double sequence of infinitesimal random variables which are rowwise independent (i.e. $\lim_{n \rightarrow \infty} \max_{1 \leqq k \leqq k_n} P(|x_{nk}| > \epsilon) = 0$ for every $\epsilon > 0$, and for each $n, x_{n1}, \cdots, x_{nk_n}$ are independent). Let $S_n = x_{n1} + \cdots + x_{nk_n}
J. M. Shapiro
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Upper-bound estimates for weighted sums satisfying Cramer’s condition

open access: yesLietuvos Matematikos Rinkinys, 2023
Let S = ω1S1 + ω2S2 + ⋯ + ωNSN. Here Sj is the sum of identically distributed random variables and ωj  > 0 denotes weight. We consider the case, when Sj  is the sum of independent random variables satisfying Cramer’s condition.
Vydas Čekanavičius, Aistė Elijio
doaj   +3 more sources

Comparing Distributions of Sums of Random Variables by Deficiency: Discrete Case

open access: yesMathematics, 2022
In the paper, we consider a new approach to the comparison of the distributions of sums of random variables. Unlike preceding works, for this purpose we use the notion of deficiency that is well known in mathematical statistics.
Vladimir E. Bening, Victor Y. Korolev
doaj   +1 more source

Computation of the Distribution of the Sum of Independent Negative Binomial Random Variables

open access: yesMathematical and Computational Applications, 2023
The distribution of the sum of negative binomial random variables has a special role in insurance mathematics, actuarial sciences, and ecology. Two methods to estimate this distribution have been published: a finite-sum exact expression and a series ...
Marc Girondot, Jon Barry
doaj   +1 more source

Nonuniform estimates in the approximation by the Poisson law

open access: yesLietuvos Matematikos Rinkinys, 2023
Poisson approximation for the sum of independent random variables is investigates in this paper.
Kazimieras Padvelskis
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On the Maximum Entropy of a Sum of Independent Discrete Random Variables [PDF]

open access: yesTheory of Probability and its Applications, 2020
Let $ X_1, \ldots, X_n $ be independent random variables taking values in the alphabet $ \{0, 1, \ldots, r\} $, and $ S_n = \sum_{i = 1}^n X_i $. The Shepp--Olkin theorem states that, in the binary case ($ r = 1 $), the Shannon entropy of $ S_n $ is ...
Mladen Kovačević
semanticscholar   +1 more source

Concentration for multiplier empirical processes with dependent weights

open access: yesAIMS Mathematics, 2023
A novel concentration inequality for the sum of independent sub-Gaussian variables with random dependent weights is introduced in statistical settings for high-dimensional data.
Huiming Zhang, Hengzhen Huang
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Theoretical approach for uncertainty quantification in probabilistic safety assessment using sum of lognormal random variables

open access: yesNuclear Engineering and Technology, 2022
Probabilistic safety assessment is widely used to quantify the risks of nuclear power plants and their uncertainties. When the lognormal distribution describes the uncertainties of basic events, the uncertainty of the top event in a fault tree is ...
Gyun Seob Song, Man Cheol Kim
doaj   +1 more source

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