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Profile Details

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USD 50 /hr

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Hire Chao Z.

Spain

USD 50 /hr

Quantitative Psychology Researcher | PhD-Level Data Analyst | R, Mplus, Matlab, SPSS | Trilingual (EN/ES/中文)

Profile Summary

I am a PhD candidate in Clinical and Health Psychology with specialized training in quantitative research methods, psychometrics, and cross-cultural scale validation. I offer PhD-level data analysis services for academic and applied research, particularly in psychology, behavioral sciences, and health-related fields.

With over 5 years of experience, I have assisted in designing, analyzing, and interpreting data for psychological scales, experiments, and longitudinal studies, using tools such as R, SPSS, Mplus, and Excel. My expertise includes:

Exploratory and Confirmatory Factor Analysis (EFA/CFA)

Structural Equation Modeling (SEM)

Reliability and validity testing (Cronbach’s alpha, AVE, etc.)

Multilingual scale translation and adaptation (EN/ES/中文)

APA-style reporting and academic writing support

Whether you need help designing a study, cleaning and analyzing data, or interpreting complex models, I provide clear communication, fast turnaround, and reproducible code. I have worked with researchers and master's/PhD students to ensure data-driven decisions and publication-quality outputs.

Let’s collaborate to bring your research to the next level.

Subject Matter Expertise

Services

Writing
Research
Data & AI

Writing Technical Writing

Research Systematic Literature Review

Data & AI Statistical Analysis

Work Experience

Universitat de Barcelona

- Present

Quantitative Researcher

University of Barcelona

October 2022 - Present

Education

Clinical and Health Psychology

Universitat de Barcelona

October 2024 - Present

Research in Cognition and Behavior

Universitat de Barcelona

September 2023 - September 2024

Psychology

Universitat de Barcelona

September 2018 - July 2023

Certifications

Certification details not provided.