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Sergey
@mrsergey1989
Level 2
R, Python, Stata, SPSS, Gretl, Excel
Ucrania
Inglés, Ucraniano, Ruso
Sobre mí
I am a data analyst and programmer with over 10 years of experience in statistical analysis, econometrics, machine learning, and data-driven problem solving. Since 2015, I have completed hundreds of freelance projects using Python, R, SPSS, Stata, Gretl, and Excel. My expertise includes data cleaning, statistical modeling, regression analysis, forecasting, hypothesis testing, data visualization, and automation. I combine strong technical skills with practical business and marketing analytics experience to deliver accurate, well-structured, and clearly explained solutions.
Habilidades
Sergey
USD 10/hora
desconectado •
Tiempo medio de respuesta: 1 hora
Revisa mis servicios
Modelado estadístico y análisis
I will do any project in r studio
Fórmulas y macros
I will do any excel project
¿Quieres trabajar por horas?
Dile a Sergey qué necesitas.
USD 10
/
hora108 Reseñas
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1-5 de 108 reseñas
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jamilehalkhalil
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Sergey is a very nice and cooperative person; the delivery was flexible, and the quality is very high. He knows exactly what he is doing.
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amine_maadour
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aggelosrigas
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Mister Sergey is so polite, so kind, professional at its finest. RECOMMENDED 200%. He delivered the project i asked him to do on time and 100% correct! Dont even think of anyone else Mister Sergey is your guy!
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