Prevent dropping from non-occuring levels using dplyr

1 Load packages 2 Problem 3 Solution 4 Reproducibility 1 Load packages library(tidyverse) # data wrangling 2 Problem Consider the following situation: mtcars |> group_by(high_hp = hp > 1000) |> count(high_hp) #> # A tibble: 1 × 2 #> # Groups: high_hp [1] #> high_hp n #> <lgl> <int> #> 1 FALSE 32 The summary table does not show the level TRUE, as it is not occuring in the …