I believe the answer is 22 or 23 Determine the odds of 2 people NOT having the same birthday - then 3 then 4 .. keep going until the percentage drops below 50
Chris Hoelscher Technology Architect, Database Infrastructure Services Technology Solution Services 123 East Main Street Louisville, KY 40202 Humana.com (502) 476-2538 or 407-7266 -----Original Message----- From: IBM Mainframe Discussion List [mailto:[email protected]] On Behalf Of Jesse 1 Robinson Sent: Tuesday, June 20, 2017 3:31 PM To: [email protected] Subject: Re: [IBM-MAIN] Store Clock Fast really can give duplicates (Must be Friday somewhere.) I first heard this ages ago as a puzzle. If you want to bet money on matching birthdays in a group of people, how many people would you need to give yourself winning odds? Of course, way fewer than most people would guess. So you take your winnings and hit the road before they figure it out. . . J.O.Skip Robinson Southern California Edison Company Electric Dragon Team Paddler SHARE MVS Program Co-Manager 323-715-0595 Mobile 626-543-6132 Office ⇐=== NEW [email protected] -----Original Message----- From: IBM Mainframe Discussion List [mailto:[email protected]] On Behalf Of Paul Gilmartin Sent: Tuesday, June 20, 2017 11:51 AM To: [email protected] Subject: (External):Re: Store Clock Fast really can give duplicates On Tue, 20 Jun 2017 14:27:33 -0400, Tony Harminc wrote: >There's a recent CICS APAR PI82188 that showed up in my Red Alert ... > >STCKF and friends have been discussed here and/or the assembler list in >recent years, but I've always thought of STCKF clashes as a theoretical >problem not likely to be encountered in one's lifetime. >The APAR description suggests, without clearly saying so, that this has >happened at multiple customer sites. > >If you're one in a million, and you live in a city of three million people... > It may be far worse than that: https://en.wikipedia.org/wiki/Birthday_problem -- gil ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to [email protected] with the message: INFO IBM-MAIN The information transmitted is intended only for the person or entity to which it is addressed and may contain CONFIDENTIAL material. If you receive this material/information in error, please contact the sender and delete or destroy the material/information. ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to [email protected] with the message: INFO IBM-MAIN
