tech_rep_dot_plot returns a ggplot object of score data with group on
technical replicate on the x-axis, score on the y-axis with point size
representing the number of observations at that point. Facets represent
individual groups
tech_rep_dot_plot(hrest, score_col, group_col, tech_rep_col)the hrest object from estimate
quoted score column name
quoted group column name
quoted tech replicate column name