Dr. Zhexuan Yang

Assistant Professor

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Biography

Zhexuan Yang is an Assistant Teaching Professor at Penn State University, where he focuses on the fields of Bayesian Statistics, Functional Data Analysis, Longitudinal Analysis, and Survival Analysis. He received his Ph.D. in Mathematical Science with a concentration in Statistics from Northern Illinois University in 2025. Zhexuan's research primarily involves Bayesian functional data analysis and its application to genetic research, particularly in the study of DNA methylation. He is also involved in developing statistical software, including the 'mmcmcBayes' R package, which implements a multistage Markov Chain Monte Carlo (MCMC) Bayesian framework for detecting differentially methylated regions (DMRs) in epigenetic data.

Research Interests

Courses

STAT/MATH 414 Introduction to Probability Theory

Requirements for Pennsylvania State University

Doctorate Program
Requirements
GPA Requirement
Required:3
TOEFL
Writing
Required:24
Speaking
Required:23
Total
Required:100
IELTS
Writing
Required:7
Speaking
Required:7
Overall
Required:7
GRE General
Prerequisites
Master's degree in related field for PhD Baccalaureate degree from accredited institution
Application Checklist
  • Three letters of recommendation
  • Statement of Purpose
  • Writing Sample
  • Official Transcripts
  • Resume/CV
Specialization Notes

GRE scores are highly recommended but not strictly required for Applied Linguistics.