Plotmatrix
Scatter graphs from the corresponding columns of two matrices
Plotted Variables
Y,X) -- create scatter graphs of the columns of X against the columns of Y. If X is p-by-m and Y is p-by-n, the result is n-by-m subplots.
Y) - treated as (Y,Y), except the diagonal of the array of subplots is replaced by histograms
More Information
See the plotmatrix reference page for more information.