Research Interests

Categorical Data & Mixed Data Analysis

Latent Variable - Latent Class and Latent Trajectory

Behavioral Science - Sleep, Substance use, Internet/Mobile abuse

Time Series and Predictive Modelling 

Non-response and Missing mechanisms

Population Statistics - Formal Demography 

Public Data Issues and Applications

Teaching Field

Statistics and M

Survey Methodology 

Big Data Analysis and Application (R/Python)

Data Science in Business/Marketing  (R/Python)