Now showing items 1-2 of 2

    • Sensitivity of prior specification within testlet model 

      Ra, Jongmin (uga, 2011-12)
      There have been enormous statistical advances made in the analysis of standardized educational and psychological tests. Parallel with this, the practical advantages of the Bayesian approach were recognized in item response ...
    • Variable selection in longitudinal data with application to education 

      Ra, Jongmin (uga, 2011-08)
      Variable selection with a large number of predictors is a very challenging and important problem in multiple linear regression. However, relatively little attention has been paid to issues of variable selection in longitudinal ...