There are random events, and there are events that are chock full of patterns: the trick is knowing one set of events from the other, and in figuring out what, if anything, any patterns mean.
Something as simple as a run chart stuck up on your bulletin board wall helps you plot experience, whether it be the number of times your seven year old wakes-up at nights (less common lately – thank goodness) or the number of times things a client calls with one “last” change.… Read the rest