retro_design            retro_design: Calculates Power, Type S, and
                        Type M error
retro_design.list       List retro_design
retro_design.numeric    Numeric retro_design
retrodesign             retrodesign: Calculates Power, Type S, and Type
                        M error
retrodesign.list        List retrodesign
retrodesign.numeric     Numeric retrodesign
sim_plot                sim_plot: visualize type S/M errors
type_m                  type_m
type_m.list             List type_m
type_m.numeric          Numeric type_m
type_s                  type_s
type_s.list             List type_s
type_s.numeric          Numeric type_s
