Funny you bring it up, because from a Bayesian perspective, the main character makes some pretty specious arguments and the final choice to not convict is probably wrong; see http://rationallyspeaking.blogspot.com/2012/11/odds-again-ba... and the excerpts from http://scholarship.law.duke.edu/cgi/viewcontent.cgi?article=... ("Was He Guilty as Charged? An alternative narrative based on the circumstantial evidence from '12 Angry Men'", Vidmar et al) in http://studiolo.cortediurbino.org/how-useful-is-bayesianism/