10.3 - An Example with Data Import, pairs(), and by()
10.3 - An Example with Data Import, pairs(), and by()Here I work through a brief example beginning with importing data, checking for correlation with pairs()
, and demonstrate using by()
to extract some group means. Note that here I didn't exclude one of the factor variables, and you can see how it is displayed in the last row & column of the scatterplot matrix.