wu :: forums
« wu :: forums - Hedge Fund Interview »

Welcome, Guest. Please Login or Register.
Nov 23rd, 2024, 9:42pm

RIDDLES SITE WRITE MATH! Home Home Help Help Search Search Members Members Login Login Register Register
   wu :: forums
   riddles
   microsoft
(Moderators: william wu, Eigenray, Icarus, ThudnBlunder, towr, SMQ, Grimbal)
   Hedge Fund Interview
« Previous topic | Next topic »
Pages: 1  Reply Reply Notify of replies Notify of replies Send Topic Send Topic Print Print
   Author  Topic: Hedge Fund Interview  (Read 2001 times)
ThudnBlunder
wu::riddles Moderator
Uberpuzzler
*****




The dewdrop slides into the shining Sea

   


Gender: male
Posts: 4489
Hedge Fund Interview  
« on: Jul 18th, 2007, 1:48pm »
Quote Quote Modify Modify

You toss a fair coin and after each toss you can either stop and collect your winnings (equal to the ratio of heads to total flips) or toss again.  
 
What is the expected value of this game?
IP Logged

THE MEEK SHALL INHERIT THE EARTH.....................................................................er, if that's all right with the rest of you.
towr
wu::riddles Moderator
Uberpuzzler
*****



Some people are average, some are just mean.

   


Gender: male
Posts: 13730
Re: Hedge Fund Interview  
« Reply #1 on: Jul 18th, 2007, 2:10pm »
Quote Quote Modify Modify

http://www.ocf.berkeley.edu/~wwu/riddles/hard.shtml#coinFlipGameWorth1 ?
IP Logged

Wikipedia, Google, Mathworld, Integer sequence DB
Pages: 1  Reply Reply Notify of replies Notify of replies Send Topic Send Topic Print Print

« Previous topic | Next topic »

Powered by YaBB 1 Gold - SP 1.4!
Forum software copyright © 2000-2004 Yet another Bulletin Board