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Data Analysis

How to do a data analysis


  • Frequent communication
  • If the insights aren't actionable they're trivia
  • Use the 5 W (Who, What, Where, Why, and When)
  • What decision are you trying to make?


  • Média
  • Mediana
  • Máximo
  • Minimo
  • Deviação média
  • Desvio padrão
  • variance?
  • skewness?
  • kurtosis?

Types of graphs

  • Linha
  • Barras
  • Swankey

Trust interval

🤔 Será que poderia usar um intervalo de confiança para num data test detectar outliers?

Types of distribution

  • Normal


normal test Chi-square t- test kruskal-wallis test