Internal method.
likert.heat.plot(
likert,
low.color = "white",
high.color = "blue",
text.color = "black",
text.size = 4,
digits = 2,
wrap = 50,
...
)
object of type likert.
color for low values.
color for high values.
color of text attributes.
size of text attributes.
the number of significant digits to print.
width to wrap label text for non-grouped likert objects.
currently unused.
plot.likert
likert.bar.plot