Calculates the proportional difference for two sets of numbers.
proportional_difference(x, x2)
A numeric object (vector, matrix or array) of non-negative numbers.
A second numeric object of non-negative numbers.
A numeric object of the proportional change.
Other proportional:
proportional_change()
proportional_difference(1, 2)
#> [1] 0.6666667
proportional_difference(2, 1)
#> [1] -0.6666667