D. Shobanke, M. S. Olayemi, Oluwamayowa Opeyimika Olajide
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引用次数: 0
摘要
概率分布在数据分析中起着举足轻重的作用,它提供了对结果可能性的洞察力,并构成了统计推断的基础。本文通过全面的比较分析,探讨了各种连续概率分布的意义和应用。利用最大洪水位的真实数据,我们评估了所选分布的有效性,包括正态分布、标准正态分布、考奇分布、Chi-Square 分布和 T 分布。模型选择标准包括 Akaike 信息准则 (AIC)、贝叶斯信息准则 (BIC) 和 Schwarz 信息准则 (SIC),用于评估拟合度和预测能力。比较分析揭示了模型选择效率,其中 AIC 在各种分布中表现最佳。值得注意的是,Chi-Square 分布表现出卓越的性能,突出了它在各种应用中的潜力。总之,在本研究分析的所有分布中,AIC 明显优于 SIC 和 BIC,本文还强调了选择适当分布的重要性,为各学科的统计建模和决策过程提供了有价值的见解。
COMPARATIVE ANALYSIS OF CONTINUOUS PROBABILITY DISTRIBUTIONS FOR MODELING MAXIMUM FLOOD LEVELS
Probability distributions play a pivotal role in data analysis, providing insights into the likelihood of outcomes and forming the basis for statistical inference. This article explores the significance and application of various continuous probability distributions through a comprehensive comparative analysis. Using real-life data on maximum flood levels, we evaluate the efficacy of selected distributions including the Normal, Standard Normal, Cauchy, Chi-Square, and T distributions. Model selection criteria such as the Akaike Information Criterion (AIC), Bayesian Information Criterion (BIC), and Schwarz Information Criterion (SIC) are employed to assess goodness of fit and predictive capabilities. The comparative analysis reveals insights into model selection efficiency, with AIC emerging as a top performer across distributions. Notably, the Chi-Square distribution demonstrates superior performance, highlighting its potential in diverse applications. In conclusion, , it's evident that AIC outshines both SIC and BIC across all distributions analyzed in this study, also, the paper underscores the importance of selecting appropriate distributions, providing valuable insights for statistical modeling and decision-making processes across disciplines.