1  Tidy Data with Julia

using Tidier, PalmerPenguins
penguins = DataFrame(PalmerPenguins.load())
penguins
@glimpse(penguins)
@chain penguins begin
  @filter(species in ("Adelie", "Gentoo")) 
  @group_by(sex)
  @summarize(body_mass_g_mean = mean(skipmissing(body_mass_g)))
end