Hakan Demirtas, Ph.D.

Affiliations: 
2003 Pennsylvania State University, State College, PA, United States 
Area:
Statistics
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"Hakan Demirtas"

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Joseph L. Schafer grad student 2003 Penn State
 (Multiple imputation for nonignorable dropout using Bayesian pattern -mixture models.)
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Publications

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Demirtas H, Gao R. (2020) Mixed data generation packages and related computational tools in R Communications in Statistics - Simulation and Computation. 1-44
Demirtas H. (2018) Handbook of Fitting Statistical Distributions with R Journal of Statistical Software. 86
Demirtas H. (2018) Flexible Imputation of Missing Data Journal of Statistical Software. 85: 1-5
Demirtas H. (2018) Inducing Any Feasible Level of Correlation to Bivariate Data With Any Marginals The American Statistician. 73: 273-277
Hedeker D, du Toit SHC, Demirtas H, et al. (2017) A note on marginalization of regression parameters from mixed models of binary outcomes. Biometrics
Amatya A, Demirtas H. (2016) Concurrent generation of multivariate mixed data with variables of dissimilar types. Journal of Statistical Computation and Simulation. 86: 3595-3607
Hedeker D, Mermelstein RJ, Demirtas H, et al. (2016) A Mixed-effects Location-Scale Model for Ordinal Questionnaire Data. Health Services & Outcomes Research Methodology. 16: 117-131
Amatya A, Demirtas H. (2016) Concurrent generation of multivariate mixed data with variables of dissimilar types Journal of Statistical Computation and Simulation. 1-13
Demirtas H. (2016) A Note on the Relationship Between the Phi Coefficient and the Tetrachoric Correlation Under Nonnormal Underlying Distributions The American Statistician. 70: 143-148
Demirtas H, Ahmadian R, Atis S, et al. (2016) A nonnormal look at polychoric correlations: modeling the change in correlations before and after discretization Computational Statistics. 1-17
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