Plots a graph showing where the model overestimates and underestimates for the given variable and depth(s).
plot_over_under(project_path, variable, depth = NULL, verbose = F)
path to project_directory (string)
desired variable (string)
optional depth specification. leave blank for no/all depths. (numeric/vector)
print status? (flag)
Graph is based on ribbonize() from Neal Grantham