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First R Lab
Praktikum: Data Preparation, Cleaning, Transformation & Statistical Analysis
Description This practicum builds custom Python functions from scratch to perform end-to-end data science on the Student Performance Dataset. All functions are hand-coded without relying on pre-built library shortcuts, covering: Data Preparation — structuring and validating raw data Data Cleaning — handling missing values and outliers Data Transformation & Feature Engineering — normalization, encoding, new features Statistical Analysis — descriptive stats and correlation
PROJETO FASE 2
Este trabalho apresenta uma análise estatística de uma base de dados de movimentação comercial utilizando a linguagem RMarkdown no RStudio. A planilha utilizada contém informações sobre pedidos, categorias de produtos, consultores, regiões de venda, canais de atendimento, quantidades vendidas e valores financeiros.