@don: i too get yr answer 17/18 using conditional probability...does that make sense??i guess this is first new answer lol
On Mon, Aug 8, 2011 at 9:29 PM, Don <dondod...@gmail.com> wrote: > The answer is 17 in 18, because flipping 5 heads in a row is evidence > that the probability is high that we have the coin with two heads. > Don > > On Aug 7, 12:34 pm, Algo Lover <algolear...@gmail.com> wrote: > > A bag contains 5 coins. Four of them are fair and one has heads on > > both sides. You randomly pulled one coin from the bag and tossed it 5 > > times, heads turned up all five times. What is the probability that > > you toss next time, heads turns up. (All this time you don't know you > > were tossing a fair coin or not). > > -- > You received this message because you are subscribed to the Google Groups > "Algorithm Geeks" group. > To post to this group, send email to algogeeks@googlegroups.com. > To unsubscribe from this group, send email to > algogeeks+unsubscr...@googlegroups.com. > For more options, visit this group at > http://groups.google.com/group/algogeeks?hl=en. > > -- "People often say that motivation doesn't last. Well, neither does bathing - that's why we recommend it daily." -- You received this message because you are subscribed to the Google Groups "Algorithm Geeks" group. To post to this group, send email to algogeeks@googlegroups.com. To unsubscribe from this group, send email to algogeeks+unsubscr...@googlegroups.com. For more options, visit this group at http://groups.google.com/group/algogeeks?hl=en.
