The two HN discussions I found that seemed to have useful info on cohort analysis: https://news.ycombinator.com/item?id=5245571 https://news.ycombinator.com/it

The two HN discussions I found that seemed to have useful info on cohort analysis: https://news.ycombinator.com/item?id=5245571 https://news.ycombinator.com/item?id=5245571 (Cohort analysis - User retention in a Rails application, 203 days ago) https://news.ycombinator.com/item?id=4122000 https://news.ycombinator.com/item?id=4122000 (How we reduced our cancellation rate by 87.5%, 450 days ago) The second link references the following class: http://www.skillshare.com/classes/business/Data-to-Dollars-Using-Cohort-Analysis-to-Plug-Your-Leaky-Holes/794424332/2002269540 http://www.skillshare.com/classes/business/Data-to-Dollars-U... ($35; 90 minutes in NY)