Internal method.
likert.heat.plot(
likert,
low.color = "white",
high.color = "blue",
text.color = "black",
text.size = 4,
wrap = 50,
...
)object of type likert.
color for low values.
color for high values.
color of text attributes.
size of text attributes.
width to wrap label text for non-grouped likert objects.
currently unused.
plot.likert
likert.bar.plot