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Assistant Professor, PhD
Phone: 530-752-2143
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Research Interests & Recent Projects | | Missing data, Longitudinal and Functional Data Analysis, Statistical applications to mental health, behavioral, and environmental studies |
Education | | PhD, Biostatistics, University of California, Los Angeles, 2002 | | MS, Biomedical Engineering, Peking Union Medical College, 1997 |
Courses Taught | | MDS-465CR: Introduction to Probability and Statistics | | MPM-404: Medical Statistics III |
Selected Publications | | Yang, X., Li, J., and Shoptaw, S. (2008) Imputation-based Strategies for Clinical Trial Longitudinal Data with Nonignorable Missing Values. Statistics in Medicine, (in press). | | Yang, X. and Nie, K. (2007) Hypothesis Testing in Functional Linear Regression Models with Neyman's Truncation and Wavelet Thresholding for Longitudinal Data. Statistics in Medicine, 27, 845 - 863. | | Yang, X., Nie, K., Belin, T., Liu, J., and Shoptaw, S. (2007) Markov Transition Models for Binary Repeated Measures with Ignorable and Nonignorable Missing Values. Statistical Methods in Medical Research, 16, 347-364. | | Li, J., Yang, X., and Wu, Y. (2006) A Random-Effects Markov Transition Model for Poisson-distributed Repeated Measures with Nonignorable Missing Values. Statistics in Medicine, 26, 2519. | | Yang, X., Shen, Q., Xu, H., and Shoptaw, S. (2006) Functional Regression Analysis using an F Test for Longitudinal Data with Large Numbers of Repeated Measures. Statistics in Medicine, 26, 1552-1566. | | Yang, X., Belin,T.R. and Boscardin, J. (2005) Simultaneous vs. sequential handling of imputation and variable selection for linear regression models. Biometrics, 61, 498-506. |
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