Correlation Matrix

A correlation matrix is simply a matrix giving the correlations, or relationship, between all pairs of data sets.  In a correlation matrix correlations have values on ranging from -1 to 1.  This means that 1 represents the greatest correlation, while -1 represents the least.  To read the correlation matrix you like up the row and column you want to compare.  The above map is a correlation matrix comparing lifestyles.

The map URL is: http://www.psychstat.missouristate.edu/multibook/mlt07m.html