Population standard deviation

Divides by N rather than N - 1. See pop_var().

Usage

pop_sd(x, na.rm = FALSE)

Arguments

x

a numeric vector

na.rm

logical. Should missing values be removed?

Examples

x <- c(1, 2, 3, 4)
pop_sd(x) # divides by n
#> [1] 1.118034

# For comparision
sd(x) # divides by n - 1
#> [1] 1.290994