create_bugs_regressor_Eti creates linear product of coefficients
and a row of design matrix used in regression
create_bugs_regressor_Eti(
n,
dm_nm = "dm_Eti",
b_nm = "betaEti",
ind_nm = "j",
sub_ind_nm = "k"
)a character string with linear product form
the length of coefficients
name of design matrix; default "dm_Eti"
name of the coefficients; default "betaEti"
name of the coefficient iterator; default "j"
name of the subject iterator; default "k"