is_model: Checks if an object is a regression model or statistical test object
Description
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)
Value
A logical, TRUE if x is a (supported) model object.
Arguments
x
An object.
Details
This function returns TRUE if x is a model object.