2015.07.29
Regression Models for Count Data
ChenYafei(陈亚飞)山东大学 公共卫生学院 生物统计学系Department of Biostatistics, School of Public HealthShandong University
Outline
Count Data DistributionPoisson RegressionNegative Binomial RegressionZero-inflated modelHurdle model       
A type of data in which the observations can take only the non-negative integer values {0, 1, 2, 3, ...}, and where these integers arise from counting rather than ranking.Number of events in fixed area and/or length of timeExampleNumber of h ...