Results 21 to 30 of about 12,404 (50)

MIXED GEOGRAPHICALLY WEIGHTED REGRESSION (MGWR) WITH ADAPTIVE WEIGHTING FUNCTION IN POVERTY MODELING IN NTT PROVINCE

open access: yesBarekeng
Poverty modeling is a crucial economic and social development issue in various regions, including in East Nusa Tenggara (NTT) Province. This research proposes using the Mixed Geographically Weighted Regression (MGWR) model with an adaptive Bisquare ...
Petrus Kanisius Ola   +2 more
doaj   +1 more source

A Winner's Mean Earnings in Lottery and Inverse Moments of the Binomial Distribution

open access: yesJournal of Probability and Statistics, 2010
We study the mean earnings of a lottery winner as a function of the number 𝑛 of participants in the lottery and of the success probability 𝑝. We show, in particular, that, for fixed 𝑝, there exists an optimal value of 𝑛 where the mean earnings are ...
Konstantinos Drakakis
doaj   +1 more source

MULTI-ITEM PROBABILISTIC INVENTORY MODELS CONSIDERING DISCOUNT, EXPIRATION, WAREHOUSE CAPACITY, AND CAPITAL CONSTRAINTS

open access: yesBarekeng
In general, companies have inventory stored in warehouses to be used or sold in the future. To optimize inventory, companies require a model to determine the appropriate order quantity and optimal reorder timing to minimize total inventory costs. To stay
Claresta Tirta Saputera Gunawan   +2 more
doaj   +1 more source

Local Influence Analysis for Quasi-Likelihood Nonlinear Models with Random Effects

open access: yesJournal of Probability and Statistics, 2018
We propose a quasi-likelihood nonlinear model with random effects, which is a hybrid extension of quasi-likelihood nonlinear models and generalized linear mixed models. It includes a wide class of existing models as examples.
Tian Xia, Jiancheng Jiang, Xuejun Jiang
doaj   +1 more source

Mathematical Modeling of Concentration Risk under the Default Risk Charge Using Probability and Statistics Theory

open access: yesJournal of Probability and Statistics, 2022
In the Fundamental Review of the Trading Book (FRTB), the latest regulation for minimum capital market risk requirements, one of the major changes, is replacing the Incremental Risk Charge (IRC) with the Default Risk Charge (DRC).
Badreddine Slime
doaj   +1 more source

GOLD PRICE PREDICTION IN INDONESIA BASED ON INTEREST RATE USING DISTRIBUTED LAG ALMON TRANSFORMATION

open access: yesBarekeng
Gold is valued for its safety and profitability, driven by steady price changes and influenced by interest rates. Accurately predicting gold prices is very important to make the right investment decisions.
Nanda Yumna Aqilah, Sekti Kartika Dini
doaj   +1 more source

A Two-Stage Penalized Logistic Regression Approach to Case-Control Genome-Wide Association Studies

open access: yesJournal of Probability and Statistics, 2012
We propose a two-stage penalized logistic regression approach to case-control genome-wide association studies. This approach consists of a screening stage and a selection stage.
Jingyuan Zhao, Zehua Chen
doaj   +1 more source

ANALYSIS OF OPTIMAL PORTFOLIO FORMATION ON IDX30 INDEXED STOCK WITH THE MEAN ABSOLUTE DEVIATION METHOD

open access: yesBarekeng
In investing in stocks, an investor must be able to form a stock portfolio to obtain optimal results. Factor analysis is one way to select stocks to form a portfolio. Factor analysis with Principal Component Analysis (PCA) extraction is used to summarize
Aditya Nugraha Pratama   +2 more
doaj   +1 more source

PREDICTION OF CRUDE OIL PRICES IN INDONESIA USING FOURIER SERIES ESTIMATOR AND ARIMA METHOD

open access: yesBarekeng
Crude oil is one of the non-renewable natural resources that is crucial for countries around the world in driving economic development. However, the availability of crude oil is decreasing over time.
Alma Khalisa Rahma   +5 more
doaj   +1 more source

Interval Estimations of the Two-Parameter Exponential Distribution

open access: yesJournal of Probability and Statistics, 2012
In applied work, the two-parameter exponential distribution gives useful representations of many physical situations. Confidence interval for the scale parameter and predictive interval for a future independent observation have been studied by many ...
Lai Jiang, Augustine C. M. Wong
doaj   +1 more source

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