Illustrations of MixedModels.PCA()

• Github Repository git clone https://github.com/RePsychLing/MRK17_Exp1.git

Setting up

• In VSCode open julia REPL (⇧⌘P) and type “;” to access the shell
  • shell> cd /dir/where/repo/goes/
  • shell> git clone https://github.com/RePsychLing/MRK17_Exp1.git
  • shell> cd MRK17_Exp1
• Open the MRK17_Exp1 directory in VSCode
• Open the file MRK17_Exp1_rk02.jmd
• Shift-cmd-P to open the commands window and search for Julia: Start REPL
• Type ] in the Terminal window in VSCode to get the pkg prompt
• pkg> activate .
• Add/update some packages (get the pkg prompt with ])
  • pkg> add MixedModels#master
  • pkg> st
• Use backspace to get back to the julia prompt

Illustrate execution from jmd file.

Illustrate execution from ipynb file

• julia> using Weave
• julia> convert_doc("MRK17_Exp1_rk02.jmd", "MRK17_Exp1_rk02.ipynb")
• julia> using IJulia
• julia> IJulia.notebook(dir=".")

Notes

• Don’t look at fixed effects before model selection
• Preface random effect specification with zerocorr is very roughly comparable to “||” lme4-syntax.