e3: Get a Contrast Matrix for Type III SS

View source: R/e3.R

e3R Documentation

Get a Contrast Matrix for Type III SS

Description

Makes a contrast matrix for type III SS.

Usage

  e3(x, eps=1e-8)

Arguments

x

an output of ModelMatrix

eps

Less than this value is considered as zero.

Details

It makes a contrast matrix for type III SS. If zapsmall is used, the result becomes more inaccurate.

Value

A contrast matrix for type III SS.

Author(s)

Kyun-Seop Bae k@acr.kr

Examples

  round(e3(ModelMatrix(uptake ~ Plant + Type + Treatment + conc, CO2)), 12)

sasLM documentation built on Nov. 19, 2023, 5:12 p.m.