Comment on Why you should be wary of relying on a single histogram of a data setComments−dude_abides13yThis is what you should be doing: plot(density(Annie), col="red") lines(density(Brian), col="blue") lines(density(Chris), col="green") lines(density(Zoe), col="cyan") This is the plot you get: http://i.imgur.com/sY2awX7.png
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This is what you should be doing:
This is the plot you get: http://i.imgur.com/sY2awX7.png