wtd_sd: Compute weighted standard deviation.

In gerasy1987/usefulr: Various Useful Custom Functions

Compute weighted standard deviation.

Description

Compute weighted standard deviation.

Usage

wtd_sd(x, weights = NULL, na.rm = TRUE)

Arguments

x	A numeric vector.
weights	A numeric vector of weights.
na.rm	Set to FALSE to suppress checking for NAs

Value

Returns scalar vector of length one.

Examples

## Not run: set.seed(1)
         x <- runif(500)
         wts <- sample(1:6, 500, TRUE)
         mn <- wtd_mean(x = x, weights = wts)
         sd <- wtd_sd(x = x, weights = wts)
## End(Not run)

gerasy1987/usefulr documentation built on Sept. 18, 2024, 9:46 a.m.