Center a Numeric Variable Around Its Grand Mean — center_grand

Subtracts the overall mean from a numeric vector. This helper is used by the regression wrappers in their generated `setup` code and can also be used in hand-written `rtmb_code()` models.

Usage

center_grand_mean(x, na.rm = TRUE)

Arguments

x: Numeric vector to center.
na.rm: Logical; whether missing values are removed when calculating the mean.

Value

A numeric vector with the same length as `x`.

Examples

center_grand_mean(c(1, 2, 3))
#> [1] -1  0  1