Ejercicio

Combining count() with across()

The count() function also works with across() to provide the number of rows matching each combination of the variables specified. You can, thus, get how many rows correspond to different variable combinations in the imf_data with this pairing.

Instrucciones

100 XP

count() across character class columns.
Arrange the count tibble with count decreasing.

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Instrucciones

Ejercicio