Get the value at the intercept

Returns the value at the intercept (i.e., the intercept parameter), and NA if there isn't one.

Usage

get_intercept(x, ...)

Arguments

x

A model.

...

Not used.

Value

The value of the intercept.

Examples

get_intercept(lm(Sepal.Length ~ Petal.Width, data = iris))
#> [1] 4.777629
get_intercept(lm(Sepal.Length ~ 0 + Petal.Width, data = iris))
#> [1] NA

if (require("lme4")) {
  get_intercept(lme4::lmer(Sepal.Length ~ Sepal.Width + (1 | Species), data = iris))
}
#> [1] 3.406167
if (require("gamm4")) {
  get_intercept(gamm4::gamm4(Sepal.Length ~ s(Petal.Width), data = iris))
}
#> Loading required package: gamm4
#> This is gamm4 0.2-6
#> [1] 5.843333