Alfred and Bob toss a coin alternatively, and whoever gets a head first will win. They play many times and whoever loses in the previous play will toss first at the next play. If Eric tosses first at the first play, then what is the probability that Eric will win at the 6th play?
3 answers
1/2
http://drdavespsychologypage.homestead.com/Odds__Figuring.pdf
Yeah........ 1/2 that's an easy one.