A player picks random cards from an ordinary card deck, without returning them to the deck. How many cards should he pick so as to get at least one ace with 70% probability?
if we pick 14 cards then prob. of having not a single Ace is
so having at least one ace = 1-.2726=.7274 >.7
Posted by saurabh
on 2006-08-30 16:50:46