Session Ready
Exercise

What's in a number?

Turn your attention to the variable called number. Read more about it by pulling up the help file with ?email.

To explore the association between this variable and spam, select and construct an informative plot. For illustrating relationships between categorical variables, you've seen

  • Faceted barcharts
  • Side-by-side barcharts
  • Stacked and normalized barcharts.

Let's practice constructing a faceted barchart.

Instructions
100 XP
  • Reorder the levels of number so that they preserve the natural ordering of "none", then "small", then "big", saving to a number_reordered column.
  • Construct a faceted barchart of the association between number and spam.