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List of forum topicsenAt least 2 events in 4 trials
http://mathforum.org/kb/thread.jspa?messageID=7918719&tstart=0#7918719

___What should be the probability of one event occurrence probability, alpha0, in order that the rule above]]>Nov 6, 2012 12:09:18 PMNov 6, 2012 12:09:18 PMlicas_@hotmail.com0