Show either the part-worth ("pw") or importance-weights ("iw") plot
show
Level in by variable to analyze (e.g., a specific respondent)
scale_plot
Scale the axes of the part-worth plots to the same range
shiny
Did the function call originate inside a shiny app
custom
Logical (TRUE, FALSE) to indicate if ggplot object (or list of ggplot objects) should be returned. This option can be used to customize plots (e.g., add a title, change x and y labels, etc.). See examples and https://ggplot2.tidyverse.org/ for options.