R 語言中的 janitor 套件，就是專門為了解決這些日常資料清理問題而設計的工具。

ExamIDs2026a

Five interactive charts showing Australian flight reliability, delays and cancellations from January 2023 onwards.

For MSBA Lab #1 - Creating a about me page as a introduction into R.

Análise Visual e Enviesamento de Gráficos na Mídia