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Article #7435

Re: Subjective Safety Measure(Re: man-rating)

#7435
From: Thomas Hagadorn
Date: Fri, 08 Jan 1993 17:23
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In article <1993Jan7.204434.16621@blaze.cs.jhu.edu> arromdee@jyusenkyou.cs.jhu.edu (Ken Arromdee) writes:
|In article <1993Jan7.181829.13714@cs.ucf.edu> clarke@acme.ucf.edu (Thomas Clarke) writes:
|>The rating of transportation system safety by fatalities per 
|>passenger mile always struck me as bogus.  Subjectively, what
|>matters is the probability of exit.  That is if I climb in and
|
|In that case, the probability of exit can be made as low as you want, for an
|automobile, by stopping along the way.  (The risk of dying on the trip stays

  Actually, I believe replacing passenger-miles with passenger-hours is
a more appropriate metric, however, I think the airline industry still 
beats the automotive here as well (someone with source to the numbers 
might like to check).
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References: <1993Jan7.152456.25477@mksol.dseg.ti.com> <1993Jan7.181829.13714@cs.ucf.edu> <1993Jan7.204434.16621@blaze.cs.jhu.edu>

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From: hagadorn@amsaa-cleo.brl.mil (Thomas Hagadorn)
Newsgroups: sci.space,sci.aeronautics
Subject: Re: Subjective Safety Measure(Re: man-rating)
Message-ID: <10203@amsaa-cleo.brl.mil>
Date: 8 Jan 93 17:23:14 GMT
References: <1993Jan7.152456.25477@mksol.dseg.ti.com> <1993Jan7.181829.13714@cs.ucf.edu> <1993Jan7.204434.16621@blaze.cs.jhu.edu>
Followup-To: sci.space
Organization: Army Materiel Systems Analysis Activity
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