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试题难度、试题考查重要性程度加权是多级记分试题的两个基本属性, 因而在IRT项目特征函数中需用不同参数来表示。以往多级记分模型用多个难度参数来描述多级记分试题的难度, 不能有效的表达多级记分试题的分数权重作用。从多级记分试题的分数加权作用角度, 本文提出Logistic加权模型并论述了理论构建思想。在Logistic加权模型下对项目参数估计的EM算法进行推导并编写了相应的参数估计程序。在Logis...
江苏省大学生体质健康影响因素的logistic回归分析
影响因素 危险因素 logistic回归
2015/8/28
对江苏省6所高校的1 244名在校大学生采用分层整群随机抽样调查，了解大学生体质水平现状，把握影响大学生体质健康的行为危险因素和保护因素，探寻大学生体质健康与危险行为干预的切入点，推动大学体育课程改革，从群体保健层面提出相应的干预措施，为政府和学校对大学生体质健康干预提供理论依据。
江苏省成年人体质健康促进干预项目的Logistic回归分析
体质 Logistic回归 健康促进 干预项目
2011/8/1
筛选出不同目标人群体质健康促进优先干预项目,降低和控制影响人们体质健康的危险因素,构建体质研究与健康促进相结合的工作平台,促进全民健身计划与健康促进计划的有机结合,为政府制定健康促进干预决策提供可靠的理论依据。根据2005年江苏省国民体质监测数据资料,采用Logistic回归分析法,对影响不同人群体质健康水平的主要行为因素进行分析,筛选出不同目标人群体质健康促进优先干预项目。结果显示:不同人群体质...
Logistic regression and Prediction Configural Frequency Analysis – a comparison
Logistic regression prediction configural frequency analysis design matrix extended models model comparison
2009/12/31
Logistic regression (LR) and Prediction Configural Frequency Analysis (PCFA) are compared. First, the underlying statistical models are presented. Second, sample design matrices are created. Third, da...
The Linear Logistic Test Model (LLTM) as the methodological foundation of item generating rules for a new verbal reasoning test
Rasch model LLTM item generating rules reasoning test
2009/12/16
Based on the demand for new verbal reasoning tests to enrich psychological test inventory, a pilot version of a new test was analysed: the 'Family Relation Reasoning Test' (FRRT; Poinstingl, Kubinger...
Examining item-position effects in large-scale assessment using the Linear Logistic Test Model
Rasch model LLTM large-scale assessment item-position effects item calibration
2009/12/21
When administering large-scale assessments, item-position effects are of particular importance because the applied test designs very often contain several test booklets with the same items presented a...
Estimation of item location effects by means of the generalized logistic regression model:a simulation study and an application
Item location effect position effect Generalized Logistic Regression Model
2009/12/21
The present paper deals with the application of the generalized logistic regression model to the estimation of item location effects. A Monte Carlo study demonstrates that item difficulties and item l...