[R] Correlation matrix one side with significance

[Liviu Andronic]

On 3/5/08, Martin Kaffanke <technik at roomandspace.com> wrote:
>  Now I'd like to have it one sided, means only the left bottom side to be
>  printed (the others are the same) and I'd like to have * where the
>  p-value is lower than 0.05 and ** lower than 0.01.

Look here [1], at "Visualizing Correlations". You might find
interesting the example of a plotted correlation matrix.

Liviu

[1] http://www.statmethods.net/stats/correlations.html