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john_medical

Ahmed M

@john_medical

Senior R SPSS Statistical Analyst and Biostatistics Expert

Egypt
English, Arabic
About me
Senior Statistical Analyst & R/SPSS Specialist in medical and academic research. I offer end-to-end solutions using R & SPSS. Services: • Data cleaning, validation & hypothesis testing (t-tests, ANOVA, Chi-square). • Regression modeling (linear, logistic, Poisson, mixed-effects). • Survival analysis (Kaplan-Meier, Cox), ROC/AUC & meta-analysis. • SEM, factor analysis (EFA/CFA), psychometrics, time series & biostatistics. Includes clean SPSS/R outputs, reproducible code, clear interpretations, and publication-ready tables.... Read more

Skills

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john_medical
Ahmed M
Offline • 
Average response time: 1 hour

See my services

Statistical Modeling & Analytics
I will do biostatistics and statistical data analysis in r or spss
From$5 / projectMore details

Portfolio

Work experience

Self-Employed_/ Freelancer

Freelance Data Analyst & Biostatistician

Self-Employed / Freelancer • Freelance

Jan 2022 - Present • 4 yrs 9 mos

Provided freelance statistical analysis and data visualization services for academic researchers, biostatistician, and business clients using R and SPSS.