This function checks for outliers or extreme values in a given dataframe.
check_outliers(df)
A dataframe.
A message indicating whether or not extreme values were found.
df <- data.frame(w = c(7, 8, 180, 7), x = c("a", "b", "c", "a"),
y = c(4, 5, -6, 4), z = c(7, 8, NA, 7))
check_outliers(df)
#> Extreme values found in the numerical columns of the data.