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preprocessing-data

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For this project, I preprocessed employee data sourced from three Excel files hosted on Tableau Public: "Employee names," "Employee data," and "Employee travel responses." This dataset encompasses employee IDs, names, hire dates, travel survey responses, and other relevant information. The source files and the final processed data are attached.

  • Updated Feb 28, 2025

Este projeto explora dados de desempenho estudantil utilizando tecnologias modernas de análise de dados. Através de consultas SQL na AWS Athena e visualizações no Power BI, investigamos fatores que influenciam o desempenho acadêmico de alunos de Matemática e Português.

  • Updated Jul 11, 2025
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