Makes a contrast matrix for type I SS using forward Doolittle method.
crossprodut of a design or model matrix.This should have appropriate column names.
Less than this value is considered as zero.
It makes a contrast matrix for type I SS. If zapsmall is used, the result becomes more inaccurate.
A contrast matrix for type I SS.
Kyun-Seop Bae email@example.com
x = ModelMatrix(uptake ~ Plant + Type + Treatment + conc, CO2) round(e1(crossprod(x$X)), 12)
Add the following code to your website.
For more information on customizing the embed code, read Embedding Snippets.