Alumni

Statistics

The Department of Statistics at ɫɫ�� Michigan University has many successful alumni who have been awarded a Ph.D. in statistics. Listed below are their year of graduation, dissertation title and last known employer.

Sandra Tay, 2024, "A Contingency Table Alternative to Poisson Regression for Comparing Two Population Rates", Nationwide Children's Hospital.
Ruvini Jayamaha Hitihamilage, 2024, "Quasi-Monte Carlo Estimation for Functional Generalized Linear Mixed Models", Kennesaw State University.
Jaeseong Hwang, 2024, "Alternative Adjacency Matrices in Spatial Analysis".
Harmony Acero Luce, 2023, "Functional Generalized Linear Mixed Models", University of Texas.
Joseph Yang, 2023, "Nonparametric Tests for Replicated Latin Square Designs", Indiana University Bloomington.
Xi Qiao, 2023, "A Bayesian Causal Mediation Analysis for Multilevel Genome-Wide Epigenetic Data with High Dimensional Mediators", Case ɫɫ�� Reserve University.
Amr Essam Mohamed, 2023, "High Dimensional Variable Selection Via Knockoffs Using Gradient Boosting", University of Memphis.
Paul Atandoh, 2023, "Statistical Clustering of Networks with Additional Information", Mercer University.
Charles Gu, 2023, "Learning Finite Mixture of Ising Graphical Models".
Udomlux Kiatchupipat, 2022, "Comparing Survival Curves Using Contingency Tables", Silpakorn University, Thailand.
Qihai Liu, 2022, "Mixture of Functional Graphical Models", Medpace.
Daniel Quartey, 2022, "Bayesian Credible Subgroups for Count Data with Excess Zeroes", Medtronic.
Guohao Zhu, 2021, "Odds Ratio Based Statistical Inference for Multiple 2x2 Contingency Tables", University of Michigan.
Yanda Lang, 2020, "Rank-Based Meta-Analysis", Temple University.
Matt Hudson, 2020, "On Simes's Second Conjecture: An Extended Single-Step Simes Test Procedure for Multiple Testing", Prosoft Clinical.
Ida Marie Alcantara, 2020, "Statistical Properties and Applications of PRESS Statistic", Villanova University.
Sanduni Palliyage, 2019, "Multiple Comparisons and Homogeneity in Stratified 2x2 Contingency Tables", James Madison University.
Bang Le, 2019, "Nonparametric Tests for Ordered Alternatives in a Two-Stage Nested Design".
Yuqian Shen, 2019, "A Two-Stage Bayesian Variable Selection Method with the Extension of Lasso for Geo-Referenced Count Data", Sanofi.
Eunice Ampah, 2018, "Testing for Association in Stratified 2×2 Contingency Tables", Eli Lilly.
Leonard Johnson, 2018, "Denoising Large Neuroimaging MRI Data Using Spatial Random Effect Models". Michigan State University.
Bilal Yurdakul, 2018, "Statistical Properties of the Population Stability Index". New York Life.
Xiaomeng Niu, 2017, "Statistical Models for Correlated Data". Regeneron.
Puntipa Wanitjirattikal, 2017, "Statistical and Clinical Equivalence of Measurements". King Mongkut’s Institute of Technology Ladkrabang, Thailand.
Jhoanne Marsh Gatpatan, 2017, "Diagnostics Between Stratified Logrank and Stratified Wilcoxon Tests", University of the Philippines Visayas.
Chenyang Shi, 2017, "Spatial Analysis of Time Between Consecutive Dental and Well-Child Visits for Foster Care Youth", Gilead Sciences.
Shaofeng Zheng, 2017, "Development of Traditional and Rank-based Algorithms for Linear Models with Autoregressive Error Terms and Logistic Regression with Spatially and Temporally Varying Effects", Twitter.
Nichole Andrews, 2017, "Subgroup Analysis and Growth Curve Models for Longitudinal Data", ɫɫ�� Michigan University.
Bradford Dykes, 2016, "Some Nonparametric Order-Restricted Inference Problems in the Context of a Statistical Education Study", Grand Valley State University.
Robert Flikkema, 2016, "Statistical Methodology for Data with Multiple Limits of Detection", Astellas Pharma.
James Dzikunu, 2016, "Bayesian Rank Based Methods for Linear and Generalized Linear Models", American Express.
Libertie Mantilla, 2016, "Comparison of Medians Using Multivariate Mixed Design Data", Mérieux NutriSciences, Chicago IL.
Robert McNutt, 2015, "Bivariate Zero Inflated Negative Binomial Regression on a Lattice having Spatial Random Effects".

Barbie Bugna, 2015, "Poisson versus negative binomial regression in the analysis of count data ", Agios Pharmaceuticals.
Yuanyuan Shao, 2015, "Rank Based Procedures for Ordered Alternative Models", General Motors.
Jaime Burgos, 2014, "Multivariate autoregressive time series using Schweppe weighted Wilcoxon estimates", Capital One Bank.
Benedict Dormitorio, 2014, "Comparison of hazard, odds and risk ratio in the two-sample survival problem", PAREXEL.
Haolai (Lincoln) Jiang, 2014, "Inference on Differences in k Means for Data with Excess Zeros and Detection Limits", Amazon.
Mona Aldualij, 2013, "A Computational Method for Estimating and Finding the Confidence Interval of the Ratio of the Scale Parameters in the Two- Sample Problem", Princess Noura University, Saudi Arabia.
Tamer Elbayoumi, 2013, "A Robust Estimate for Bifurcating Autoregressive Model with Application to Cell Lineage Data", North Carolina A&T State University.
Casey Jelsema, 2013, "Estimation and Inference for Spatial and Spatio-Temporal Mixed Effects Models", West Virginia University.
Yusuf Bilgic, 2012, "Rank Based Estimation and Prediction for Mixed Effects Models in Nested Designs", Rochester Institute of Technology.
Gilbert Muma, 2012, "A New Nonparametric Test for Umbrella Alternatives", Astellas Pharma US.
Therawat Wisadrattanapong, 2011, "Robust Nonparametric Methods for Regression to the Mean Model", Prosper Engineering Co., Ltd, Thailand.
Gabriel A. Okyere, 2011, "Robust Adaptive Scheme for Linear Mixed Models", Kwame Nkrumah University, Ghana.
Kuanwong Watcharotone, 2010, "On Robustification of Some Procedures Used in Analysis of Covariance," University of Michigan
Scott Kosten, 2010, "Robust Interval Estimation of a Treatment Effect in Observational Studies using Propensity Score Matching," Phastar.
Karen Villarente Rosales, 2010, "Confidence Intervals and Tests on the Difference of Means of Two Delta Distributions", Labcorp.
Matt Rosales, 2009, "Robustness of Confidence Intervals for the Mean of Delta Distribution," Astellas Pharma.
Kira Tena, 2009, "Test Procedures for Equality of Two Variances in Delta Distributions," Zoetis.
Srinand Nandakumar, 2009, "Statistical Procedures for Bioequivalence Analysis," Quintiles.
Eric Nantz, 2009, "Testing Equality of Competing Risks of Patient Discontinuation Across Multiple Disease States," Eli Lilly & Co.
Themba Nyirenda, 2009, "Heteroscedastic Linear Model Estimation Based on Ranks: An Iterated Reweighted Least Squares," Hackensack University Medical Center.
Oluwagbohunmi Awosoga, 2009, "Meta Analyses of Multiple Baseline Time Series Design Intervention Models for Dependent and Independent Series, " University of Lethbridge, Canada.
Annie Tordilla, 2009, "An Adaptive Procedure Based on the Logrank and Wilcoxon Two-sample Tests in Survival Analysis," AstraZeneca.
Ronald Pimentel, 2009, "Kendall's Tau and Spearman's Rho for Zero Inflated Data," Innovative Analytics.
Marwan Daoud, 2007, "Extensions of Two-Part Tests to Compare K Independent Populations".
Ruvie Martinez, 2007, "Diagnostics for Choosing Between Log-rank and Wilcoxon Tests," Novartis.
Hend Auda, 2006, "New Tests of Univariate Symmetry Based on the Gini Mean Difference," Helwan University, Egypt.
Sauwanit Ratanaruamkarn, 2006, "New Estimators of a Circular Median," Surindra Rajabhat University, Thailand.
Rebecca C. Scherzer, 2005, "Testing Procedures for Group Sequential Clinical Trials with Multiple Survival Endpoints," University of California, San Francisco.
John Kloke, 2005, "Rank-Based Methods for Repeated Measures Data Under Exchangeable Errors," University of Wisconsin School of Medicine and Public Health.
Ahmed N. Albatineh, 2004, "On Similarity Measures for Cluster Analysis," Kuwait University.
Majda Salman, 2004, "Affine Equivariant Multivariate Rank-based and Generalized Rank Regression," University of Bahrain.
John E. Daniels, 2003, "Determination of Spatial Strata for Environmental Regulatory Purposes," Central Michigan University.
Jason C. Parcon, 2003, "Spearman Rank Regression," PepsiCo.
Feridun Tasdan, 2003, "A Robust Two-Sample Procedure to Estimate a Shift Parameter," ɫɫ�� Illinois University.
Suha Sari, 2003, "A New Graphical Approach on the Analysis of Experimental Data," Clario.
Ali Abdullah Al-Shomrani, 2003, "A Comparison of Different Schemes for Selecting and Estimating Score Functions Based on Residuals," King Abdulaziz University.
Abou El-Makarim Abd El-Alim Aboueissa, 2002, "New Statistical Methods For The Estimation Of the Mean And Standard Deviation From Normally Distributed Censored Distributions," University of Southern Maine.
Asheber Abebe, 2002, "Nonlinear Regression Based on Ranks," Auburn University.
Kimberly Crimin, 2002, "Visualization Methods: A Comparative Study of New, Traditional and Robust Procedures," Novartis.
Diana Cucos, 2002, "On Rank-Based Considerations for Generalized Linear Models and Generalized Estimating Equations Models," Syneos Health.
Kirk Anderson, 2002, "Robust Residuals and Diagnostics in Autoregressive Time Series," Grand Valley State University.
Boyd Hanson, 2001, "Comparison of Methods for Detection of Qualitative Interaction in Multicenter Trials".
David Zeitler, 2001, "Empirical Spectral Analysis of Random Number Generators," Grand Valley State University.
Daniel Cheung, 1997, "Estimating IBNR Reserves with Roust Statistics," Hong Kong Adventist College.
Jeffrey Terpstra, 1997, "A Robust Estimate for an Autoregressive Time Series." ɫɫ�� Michigan University.
Mei Huang Wang, 1996, "Statistical Graphics: Applications to the R and GR Methods in Linear Models".
Stavros Pouloukas, 1994, "Comparisons of Several Medians in a Lognormal K-Sample Context where some Data may be Left-Censored," University of Nicosia, Cyprus.
William Chang, 1994, "High Breakdown Rank-Based Estimates for Linear Models," Johnson & Johnson.
Scott D. McKnight, 1994, "A Bootstrap Method to Analyze an Intervention Model with Autoregressive Error Terms," Veterans Health Administration.
Sherry Dixon, 1993, "Rank-Based Procedures in the Heteroscedastic Linear Model." National Center for Healthy Housing.
Kimberly Perry, 1992, "A Critical Examination of the Use of Preliminary Tests in Two-Sample Tests of Location," Innovative Analytics.
Hung-ir Li, 1991, "Rank Procedures for the Linear Model, " Allergan.
Lee Witt, 1989, "Coefficients of Multiple Determination Based on Rank Estimates," Davenport University.
Sudhakar H. Rao, 1989, "Measures of Partial Association Based on Rank Estimates," Johnson and Johnson.
James B. Davis, 1987, "Robust Rank Analysis for Multivariate Linear Models," Radford University.
Thomas J. Vidmar, 1986, "Design and Analysis of Drug Combination Experiments," Pfizer, Inc.