[FOM] Question about theoretical physics
Vaughan Pratt
pratt at cs.stanford.edu
Sun Feb 24 01:57:36 EST 2013
On 2/22/2013 1:45 AM, Arnold Neumaier wrote:
> No. By convention, falsification in high energy physics requires a
> discrepancy of 5 times the standard deviation of the measurement errors
> (which are realizations of a random variable).
And even that conventional criterion failed in the recent case of
faster-than-light neutrinos, where 6.2 sigma was briefly achieved,
http://en.wikipedia.org/wiki/Faster-than-light_neutrino_anomaly#Internal_replication
This raises the question of whether seven sigma is any better. The
alleged Higgs boson so far hasn't done much better than the alleged
faster-than-light neutrinos, raising the possibility that we're
emotionally biased *against* FTL but *for* the Higgs boson.
Perhaps sigma is the wrong unit.
(Disclaimer: I've had exactly zero contact with Stephen Hawking on this.)
Vaughan Pratt
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