A correlation matrix is a graphical representation of the correlation between two numeric variables. The variables are labeled downward in a column and across the bottom in a row; the diagonal of the matrix consists of a value of one. This matrix displays the correlation by use of color; red indicates a positive correlation, green a negative, etc. Tuesday, October 7, 2008
Correlation Matrix
A correlation matrix is a graphical representation of the correlation between two numeric variables. The variables are labeled downward in a column and across the bottom in a row; the diagonal of the matrix consists of a value of one. This matrix displays the correlation by use of color; red indicates a positive correlation, green a negative, etc. 
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