Checks if an object is a regression model or statistical test object

Small helper that checks if a model is a regression model or a statistical object. is_regression_model() is stricter and only returns TRUE for regression models, but not for, e.g., htest objects.

Usage

is_model(x)

is_regression_model(x)

Arguments

x

An object.

Value

A logical, TRUE if x is a (supported) model object.

Details

This function returns TRUE if x is a model object.

Examples

data(mtcars)
m <- lm(mpg ~ wt + cyl + vs, data = mtcars)

is_model(m)
#> [1] TRUE
is_model(mtcars)
#> [1] FALSE

test <- t.test(1:10, y = c(7:20))
is_model(test)
#> [1] TRUE
is_regression_model(test)
#> [1] FALSE