Mike Cohn has an interesting article on story points, a constant point of contention (no pun intended) on many Agile teams. <a href="http://www.scrumalliance.org/community/spotlight/mike-cohn/june-2014/how-many-hours-is-a-story-point-worth">http://www.scrumalliance.org/community/spotlight/mike-cohn/june-2014/how-many-hours-is-a-story-point-worth</a> The relationship between points and hours is a distribution.