Not meant to be called externally. Helper plot function for strata. Produces a scatter plot of strata by size and control proportion.
make_SR_plot(x, label)
Arguments
x: a strata object returned by auto_stratify or manual_stratify
label: ignored unless type = "SR". If TRUE, a clickable plot is produced. The user may click on any number of strata and press finish to have those strata labeled. Note: uses identify, which may not be supported on some devices