<img src="http://images.path.com.s3.amazonaws.com/photos2/a3e53b56-3721-4001-9cf4-d707dcecde7d/original.jpg" />
An example of scatterplot matrix to show correlations between variables, using 'ggpairs( )' function in 'GGally' package.
This function is the update of the okd ‘plotmatrix( )’ func from #ggplot2 package.
#rstats
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