EFTA02592229.pdf

From: Barnaby Marsh Sent: Saturday, September 30, 2017 11:33 PM To: Jeffrey E. Subject: Re: ps- invention of new kinds of statistical methods from big=data a promising direction... we could talk to steve strogatz or duncan wa=ts about this.... On Sat, Sep 30, 2017 at 7:25 PM, Barnaby Marsl > wrote: nonsense! possible combinations say nothing about probability<=r> On Sat, Sep 30, 2017 at 6:23 PM, jeffrey E.=<[email protected] <mailto:[email protected]» wrote: Combinations in the In a two-child family, there are four and only four possible combinations o= children. We will label boys B and girls G; in each case the first letter represents the oldest child: {BB, BG, GB, GG} When we know that one child is a boy, there cannot be two girls, so the sam=le space shrinks to: {BB, BG, GB} Two of the possibilities in this new sample space include girls: {BG, GB} and since there are two combinations out of three that include girls, the probability that the second child is a girl is 2/3. EFTA_R1_01775017 EFTA02592229  40=A0 please note The information contained in this=communication is confidential, may be attorney-client privileged, mayconstitute inside information, and is intended only for the use of the=addressee. It is the property of JEE Unauthorized use, disclosure or=copying of this communication or any part thereof is strictly prohibite= and may be unlawful. If you have received this communication in err=r, please notify us immediately by return e-mail or by e-mail to [email protected]<=a>, and destroy this communication and all copies thereof, including=all attachments. copyright -all rights reserved 2 EFTA_R1_01775018 EFTA02592230