Purdue University Psychometric Investigation Lab (PUPIL)
The Psychometric Investigation Lab (PUPIL) scholarly community offers consultation about educational assessment, data analytics, and research design.
Our Faculty
Our Mission
Empowering social science researchers through specialized statistical consulting to advance rigorous and innovative research.
We offer consultation with:
- Statistical Methods (e.g., structural equation modeling, multilevel modeling)
- Software Support (SPSS, R, Mplus, HLM, SAS)
- Research Design
- Data Management and Cleaning
Meet Our Consultants
Yuxiao Zhang, principal consultant
Ph.D. Candidate, Educational Psychology and Research Methodology M.S. Student, Applied Statistics
Yuxiao Zhang, principal consultant
Ph.D. Candidate, Educational Psychology and Research Methodology M.S. Student, Applied Statistics
Areas of Expertise: latent variable models, text mining, machine learning
Proficient in: R, SPSS, SAS, Mplus, WINSTEPS
Xiyu Wang, volunteer consultant
Ph.D. Candidate, Educational Psychology and Research Methodology M.S. Student, Applied Statistics
Xiyu Wang, volunteer consultant
Ph.D. Candidate, Educational Psychology and Research Methodology M.S. Student, Applied Statistics
Areas of Expertise: meta-analysis, multilevel modeling, latent variable models
Proficient in: R, SAS, HLM, Python, Mplus
Jing Huang, volunteer consultant
Ph.D. student, Educational Psychology and Research Methodology
Jing Huang, volunteer consultant
Ph.D. student, Educational Psychology and Research Methodology
Areas of Expertise: statistical modeling, machine learning, educational assessment
Proficient in: R, flexMIRT, Mplus