In these sort of parables I tend to agree with W Edwards Deming in that the root of most problems is the managers. The goal should be to reduce variability in

In these sort of parables I tend to agree with W Edwards Deming in that the root of most problems is the managers. The goal should be to reduce variability in the process. Not being able to see any data I would guess that most of the variability in the data would be with the shunting.