Can auxiliary variables be used in research on gifted education?

Whitaker, Salina Wu, "The Combined Impact of Continuous and Ordinal Auxiliary Variables on Missing Data Imputation in SEM" (2021). Electronic Theses and ... Nov 15, 2022 ... Variable z is an auxiliary variable which has the sole purpose to formulate the division as a product and make it possible to solve the underlying model with ... The new auxiliary datasets contain data derived from the regular FARS/GES variables using NCSA analyti- cal data classifications. These classifications are ... The U.S. Geological Survey's Land Change Monitoring, Assessment, and Projection (LCMAP) initiative is a new end-to-end capability to continuously track and ... Nov 18, 2022 ... A simulation study: Improved ratio-in-regression type variance estimator based on dual use of auxiliary variable under simple random sampling. Different sorts of auxiliary variables variables measured at previous waves, frame variables and paradata - can be used to improve the accuracy of ... variable of interest Y, using the ranking variable X as an auxiliary variable when the population mean µx is unknown. The proposed estimators fare better ... Dec 2, 2020 ... In this article, an auxiliary variable inductor, of which the equivalent inductance can be controlled by adjusting the dc current in its ... May 22, 2018 ... We propose a general framework for nonlinear ICA, which, as a special case, can make use of temporal structure. It is based on augmenting the data by an ... of the VARIABLE command. If an auxiliary variable is specified as (R) the PC method will be used and the variable will be treated as a latent class predictor.