F-test of Curvature for the Response Surface

Description

A standard nested F-test of linear (f(u,v)~u+v), interaction-only (f(u,v)~u+v+I(u*v)), and full-quadratic (f(u,v)~u+v+I(u^2)+I(u*v)+I(v^2)) models.

Usage

1
surface.test(object)

Arguments

object

an object of class 'siRSM', often result from siRSM

Author(s)

Huan Cheng, Mu Zhu