R monkey: design matrix

Showing posts with label design matrix. Show all posts

Showing posts with label design matrix. Show all posts

Sunday, October 16, 2011

Design matrix with model.matrix()

model.matrix()
creates the design matrix

Posted by NL Brouwer at 7:21 PM No comments:

Labels: design matrix, model.matrix(), regression

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Latex MARK NA R VIF books countif() cut excel factor() glim glm gregexpr grep grepl gsub hist() histogram intersect is.na() leverage loess() mark recapture melt() mixed effect mixed effect model model.matrix() natural language nchar() nested model overlay pairs() par() plot() plot.gam() qqnorm() regexpr regression replace() reshape() residuals residuals() rm() sapply() scatter.smooth() segments() setdiff setequal split split plot spreadsheet strsplit() studres() sub sum() table() union unique() variance inflation which() wildcard xlab= xlim= ylim=

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NL Brouwer: I am a graduate student studying the population ecology and demography of plants. I'm trying to ween myself from using excel and use only R for my data manipulation. I'm blogging my notes and annotations as I go. My lab's web page is located at http://www.pitt.edu/~kalisz/

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