Passing arguments with ...
Rather than explicitly giving calc_harmonic_mean() and na.rm argument, you can use ... to simply "pass other arguments" to mean().
The dplyr package is loaded.
Diese Übung ist Teil des Kurses
Introduction to Writing Functions in R
Interaktive Übung
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# Swap na.rm arg for ... in signature and body
calc_harmonic_mean <- function(x, na.rm = FALSE) {
x %>%
get_reciprocal() %>%
mean(na.rm = na.rm) %>%
get_reciprocal()
}