Why data visualization is important

Data visualization is not only important to communicate results but also a powerful technique for exploratory data analysis. Each plot type like scatter plots, line graphs, bar charts and histograms has its own purpose and can be leveraged in a powerful way using the ggplot2 package.

  • Understand the different roles of data visualization
  • Understand the different plot types available
  • Get an overview of the ggplot2 package.