r
rafreis

Rafael R

@rafreis
4,9(275)

Top Rated

Data is the new oil!

Brasil
Inglês
Algumas informações são exibidas no idioma inglês.
Sobre mim
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!... Saiba mais

Habilidades

r
rafreis
Rafael R
US$ 60/hora
offline • 
Tempo médio de resposta: 2 horas

Conheça meus serviços

Modelagem e Análise Estatística
I will perform statistical data analysis with spss, r, or python
4,9(249)
Modelagem e Análise Estatística
I will do machine learning and business analytics applications

Quer trabalhar com remuneração por hora?

Diga a Rafael R o que você precisa.

US$ 60

/

hora

Portfólio

275 Avaliações
4,9

(256)
(15)
(2)
(2)
(0)
Classificação detalhada
  • Nível de comunicação do freelancer
    4,9
  • Qualidade da entrega
    4,9
  • Valor da entrega
    4,8
1-5 fora das 275 avaliações
Ordenar por
Mais relevante
    M

    melanieb_1996

    Cliente recorrente

    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...

    US$ 200-US$ 400

    $

    6 dias

    Tempo

    gig

    Modelagem e Análise Estatística

    Útil?
    Sim
    Não
    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.

    US$ 800-US$ 1.000

    $

    6 dias

    Tempo

    gig

    Modelagem e Análise Estatística

    Útil?
    Sim
    Não
    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.

    US$ 400-US$ 600

    $

    5 dias

    Tempo

    gig

    Modelagem e Análise Estatística

    Útil?
    Sim
    Não
    M
    image-docs

    mvonsabler

    Cliente recorrente

    AU

    Austrália

    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!

    US$ 400-US$ 600

    $

    8 dias

    Tempo

    gig

    Modelagem e Análise Estatística

    Útil?
    Sim
    Não
    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!

    US$ 600-US$ 800

    $

    12 dias

    Tempo

    gig

    Modelagem e Análise Estatística

    Útil?
    Sim
    Não