r
rafreis

Rafael R

@rafreis
4,9(275)

Top Rated

Data is the new oil!

Brazilië
Engels
Sommige informatie wordt in het Engels weergegeven.
Over mij
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!... Lees meer

Skills

r
rafreis
Rafael R
US$ 60/uur
offline • 
Gemiddelde reactietijd: 2 uur

Bekijk mijn diensten

Statistische modellering en analyse
I will perform statistical data analysis with spss, r, or python
4,9(249)
Statistische modellering en analyse
I will do machine learning and business analytics applications

Wil je op uurbasis werken?

Vertel Rafael R wat je nodig hebt.

US$ 60

/

uur

Portfolio

275 Reviews
4,9

(256)
(15)
(2)
(2)
(0)
Specificering van de beoordeling
  • Communicatieniveau van de freelancer
    4,9
  • Kwaliteit van de levering
    4,9
  • Waarde van de levering
    4,8
1-5 van 275 reviews
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Meest relevant
    V

    vlt_dsm

    BE

    België

    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

    Prijs

    5 dagen

    Looptijd

    gig

    Statistische modellering en analyse

    Nuttig?
    Ja
    Nee
    E

    ecarl97

    US

    Verenigde Staten

    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

    Prijs

    12 dagen

    Looptijd

    gig

    Statistische modellering en analyse

    Nuttig?
    Ja
    Nee
    H

    h_n3105

    Terugkerende klant

    GB

    Verenigd Koninkrijk

    5

    Very smooth process, Rafael was very attentive and went above and beyond for me. He helped me make sense of a dataset that was very overwhelming and has been very supportive and honest with any follow up questions I have had. I would definitely recommend Rafael for any project and would be more than happy to trust him with any future projects :)

    US$ 200-US$ 400

    Prijs

    4 dagen

    Looptijd

    gig

    Statistische modellering en analyse

    Nuttig?
    Ja
    Nee
    B

    bridget_karthik

    US

    Verenigde Staten

    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

    Prijs

    6 dagen

    Looptijd

    gig

    Statistische modellering en analyse

    Nuttig?
    Ja
    Nee
    M
    image-docs

    mvonsabler

    Terugkerende klant

    AU

    Australië

    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

    Prijs

    8 dagen

    Looptijd

    gig

    Statistische modellering en analyse

    Nuttig?
    Ja
    Nee