The nature of bowling is that “luck” — good and bad — often to arguably all of the time plays a part in determining the results. It’s simply the way it is when a round object strikes some of 10 odd-shaped objects that then interact with each other. A seemingly perfect shot sometimes doesn’t result in a strike — ask Randy Pederson about arguably the most famous instance — and all too often (for the purists anyway) errant shots do strike. If...