what is ordinal variable what is ordinal variable can you use ordinal variable with linearity what is ordinal variable in r in regression analysis what is the difference between ordinal and linear what is ordinal variable what is nonparametric set r do i need to call ordinal variable in parametric regression which is an ordinal variable what is the difference between linearity and ordinal variable? how to use ordinal variable in r is ordinal a parametric variable is ordinal variable linear when np does not call ordered(var) which ordinal variable is linear which variable is a nonparametric variable what is ordinal variables what is ordinal variable and linearity is ordinal regression linear does ordering an ordinal variable include linearity