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Análisis exploratorio de datos en R

Andrew Bray

Assistant Professor, Reed College

Gráficos para 3 variables

ggplot(cars, aes(x = msrp)) +
  geom_density() +
  facet_grid(pickup ~ rear_wheel)

ch2_4.005.png

ggplot(cars, aes(x = msrp)) +
  geom_density() +
  facet_grid(pickup ~ rear_wheel, labeller = label_both)

ch2_4.008.png

ggplot(cars, aes(x = msrp)) +
  geom_density() +
  facet_grid(pickup ~ rear_wheel, labeller = label_both)
table(cars$rear_wheel, cars$pickup)

      FALSE TRUE
FALSE   306   12
TRUE     98   12

Análisis exploratorio de datos en R