Balanced Factorial Designs
Retrieve contrast codes for a design
designr
Factorial Designs
Design matrix S4 functions
S4 Methods for designFactor
Fixed factors
Extract factors by type
Checking factor design data types
Retrieve the number of observations
Summary of Factor Designs
Concatenate design factors and designs
Random factors
Output a design factor summary
Simulate data from a linear mixed-effects model
Subset factor designs
Write Design Files
Generate balanced factorial designs with crossed and nested random and fixed effects <https://github.com/mmrabe/designr>.