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(Formula, Data, eps=1e-8)

Arguments

Formula

a conventional formula for a linear model

Data

a data.frame to be analyzed

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

sasLM documentation built on Aug. 6, 2022, 9:07 a.m.