Cross-sectional sample 青云英语翻译 请在下面的文本框内输入文字,然后点击开始翻译按钮进行翻译,如果您看不到结果,请重新翻译! 翻译结果1翻译结果2翻译结果3翻译结果4翻译结果5 翻译结果1复制译文编辑译文朗读译文返回顶部 横截面样品 翻译结果2复制译文编辑译文朗读译文返回顶部...
Sex on demand: geosocial networking phone apps and risk of sexually transmitted infections among a cross-sectional sample of men who have sex with men in Los Angeles County. 来自 掌桥科研 喜欢 0 阅读量: 1868 作者:Beymer, M. R.,Weiss, R. E.,Bolan, R. K.,Rudy, E. T.,Bourque, L...
截面Paneldata横截面和面板数据panel横面板数据Crossand 系统标签: sectionalpanel横截面data和面modelling 1 Explaining Fixed Effects: Random Effects modelling of Time-Series Cross-Sectional and Panel Data Andrew Bell and Kelvyn Jones School of Geographical Sciences Centre for Multilevel Modelling University of...
Cross sectional regression CAMP model CAMP model E(Ri)=α+βiE(Rm)+εi 在Markowitz(1952)的均值方差偏好上建立的CAPM( Sharpe,1964; Lintner, 1965; Black, 1972)证券收益与它的beta系数(证券收益率与市场组合收益率的回归系数)线性正相关,且beta系数所衡量的系统性风险是收益率的唯一来源。 βi=Cov(ri...
sectional unit differs from the original intercept. ( ) 0 i E , 2 ( ) i Var ; 1 1 ( ) i E , 2 1 var( ) i ( ) 0 it E e , 2 ( ) it e Var e ; 2 ( ') e NT E ee I kit X and i are uncorrelated i are not auto-correlated i are not correlate...
Causal inference from cross-sectional earth system data with geographical convergent cross map[J]. Nature Communications, 2023, 14(1): 5875.Papagiannopoulou C, Miralles D G, Decubber S, et al. A non-linear Granger-causality framework to investigate climate–vegetation dynamics[J]. Geoscientific...
Objectives—To review the appropriateness of the prevalence odds ratio (POR) and the prevalence ratio (PR) as effect measures in the analysis of cross sectional data and to evaluate different models for the multivariate estimation of PR. Methods—A system of linear differential equations corresponding...
Since we used a cross-sectional database, the follow-up duration between patients was variable and the sample size for some agents limited. In addition, sequences of targeted therapies should be interpreted in light of the date of marketing authorization for each molecule compared to the date ...
Cross-Sectional and Dynamic Analyses of Flexible Pipes Qiang Bai, Yong Bai, in Subsea Pipeline Design, Analysis, and Installation, 2014 Overview of Analysis and Design The analyses for flexible pipe design include (1) local cross-section analysis for predicting the cross-section mechanical properties...
PanelorLongitudinalData Thesamecrosssectionalmembers;TocontrolcertainunobservedCharacteristicofcrosssections;Tostudytheimportanceoflagsinbehaviorortheresultofdecisionmaking 13.1PoolingIndependentCrossSectionsacrossTime IncreasethesamplesizeDummyVariables thepopulationmayhavedifferentdistributionsin diff...