Is using data from a self-selected group even meaningful when extrapolated? It's been a while since Stats in college, and it's very likely the guys from MIT know more than I do, but one of the big things they pushed was random sampling.
JM On Tue, Feb 18, 2014 at 2:11 PM, Larry Sheldon <larryshel...@cox.net> wrote: > On 2/18/2014 11:20 AM, Jay Ashworth wrote: > >> Here's a piece which uses the MIT ANA data to assert that the job is >> mostly done already. >> >> Unless I'm very much mistaken, it appears that a large percentage of >> the failed BCP 38 spoofing tests listed in that data are actually due >> to customer side NAT routers dropping packets... >> >> which is of course egress filtering rather than ingress filtering, >> and thus doesn't actually apply to our questions. >> >> Am I interpreting that correctly? >> > > The date seems a little past "buy by" in light of the very recent > observations and comments here. > > http://www.senki.org/everyone-should-be-deploying-bcp-38-wait-they-are/ >> > > > -- > Requiescas in pace o email Two identifying characteristics > of System Administrators: > Ex turpi causa non oritur actio Infallibility, and the ability to > learn from their mistakes. > (Adapted from Stephen Pinker) > >
