r
rafreis

Rafael R

@rafreis
4.9(275)

Top Rated

Data is the new oil!

Brasil
Inglés
Parte de la información aparece en idioma inglés.
Sobre mí
Hi, I’m Rafael—a data scientist, researcher and professor with 10+ years of experience turning complex data into clear insights. I hold a PhD from the University of Leeds and have partnered with researchers, NGOs and businesses to solve real-world challenges using R, SPSS and Python, from statistical modelling and machine learning to experimental design. As author of 16 peer-reviewed papers, I guarantee methodological rigor, reproducibility and actionable results. Let’s connect and drive your project forward!... Lee más

Habilidades

r
rafreis
Rafael R
USD 60/hora
desconectado • 
Tiempo medio de respuesta: 2 horas

Revisa mis servicios

Modelado estadístico y análisis
I will perform statistical data analysis with spss, r, or python
4.9(249)
Modelado estadístico y análisis
I will do machine learning and business analytics applications

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Dile a Rafael R qué necesitas.

USD 60

/

hora

Porfolio

275 Reseñas
4.9

(256)
(15)
(2)
(2)
(0)
Desglose de calificaciones
  • Nivel de comunicación del Freelancer
    4.9
  • Calidad de la entrega
    4.9
  • Valor de la entrega
    4.8
1-5 de 275 reseñas
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    M

    melanieb_1996

    Cliente recurrente

    US

    Estados Unidos

    5

    Rafeal was amazing to work with. I have minimal knowledge about all that goes into data analysis but am passionate about the subject I’m researching. Rafeal made it easy to understand, was so kind answering questions and went above and beyond to help me move forward in my research. He is by far the best...

    USD200-USD400

    $

    6 días

    Tiempo

    gig

    Modelado estadístico y análisis

    Útil?
    No
    B

    bridget_karthik

    US

    Estados Unidos

    5

    Rafael is truly exceptional. He understood my project completely simply from reading the overview I sent him. His report was extremely clear. He is also quite supportive and open to revising things to meet the client's needs.

    USD800-USD1,000

    $

    6 días

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    gig

    Modelado estadístico y análisis

    Útil?
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    V

    vlt_dsm

    BE

    Bélgica

    4.7

    Rafael completed an order for a statistical analysis (GLMM and LMM) in 2 days that had a 4 day deadline, and provided an extensive analysis report complete with tables, effect sizes and , multiple, detailed figures and annotated code.

    USD400-USD600

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    5 días

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    gig

    Modelado estadístico y análisis

    Útil?
    No
    M
    image-docs

    mvonsabler

    Cliente recurrente

    AU

    Australia

    5

    Rafael is an experienced and exceptional professional. He far exceeded my expectations on delivery for a project and I am already working on another project with him. As a research assets like Rafael are invaluable. Highly recommend him!

    USD400-USD600

    $

    8 días

    Tiempo

    gig

    Modelado estadístico y análisis

    Útil?
    No
    E

    ecarl97

    US

    Estados Unidos

    4.3

    Rafael was outstanding! He has a great understanding of what measurements to use to ensure your data shines. He works hard to understand your request and the depth of your project. This allows him to build the right approach to your data. Highly recommend!

    USD600-USD800

    $

    12 días

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    Útil?
    No