the quest for an explanation of cho has really reached stunning and amazing proportions, calling forth the most intense intellectual inquiry by the world's greatest scientists. their conclusion? he ran amok.

forensic psychiatrist Manuel L. Saint Martin . . . has tracked about 50 cases.  Cho's rampage had the classic signs," said Saint Martin: "It is very likely this was a case of amok."

but i would like more specific information. what exactly is the probability, expressed as a percentage, that cho ran amok? and in the name of science, we also must consider the rival theory that cho went berserk.