作者: Craig K. Enders , Davood Tofighi
DOI: 10.1037/1082-989X.12.2.121
关键词: Item response theory 、 Data science 、 Hierarchical database model 、 Mean centering 、 Multilevel model 、 Predictor variables 、 Grand mean 、 Context (language use) 、 Linear model 、 Mathematics 、 Econometrics
摘要: … zero point (Blanton & Jaccard, 2006). Although it is clearly not a panacea for the problem of arbitrary metrics, centering can be used to establish a zero point on … a meaningful zero point, …