Rescale a vector proportionally to a new sum.

Source: R/utils.R

Function used to rescale a vector to a given value. This is a frequently needed operation.

rescale_vector(x, scale = 1)

Arguments

x

numeric vector.
scale

numeric. Value the vector should sum to. Default 1.

Value

The vector rescaled.

Details

For a distribution, use scale = 1. For percentages, use scale = 100, etc.

Examples

x <- runif(10)
sum(x)

#> [1] 4.638806
xx <- rescale_vector(x,100)
sum(xx)

#> [1] 100