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Date:   Mon, 6 Dec 1999 00:35:04 -0500
Reply-To:   Hermans1 <Hermans1@WESTAT.COM>
Sender:   "SAS(r) Discussion" <SAS-L@LISTSERV.UGA.EDU>
From:   Hermans1 <Hermans1@WESTAT.COM>
Subject:   Re: When large number of significant digits may be required
Content-Type:   text/plain; charset=US-ASCII

<I make no claims for whether or not the reporting requirements <for some kinds of international economics documents make <much sense; that's their business.

<We're accustomed to getting into significant digit trouble <when inverting matrices - these unlucky folks have trouble <when only adding and subtracting!

<Phil Gallagher

Was it Oskar Morgenstern in On the Accuracy of Economic Observations who estimated that results of calculations of the US national debt have a level of precision at no better than the $100,000. level? I contend that statisticians and programmers have an obligation to resist pointless, misleading, and wasteful pretense of precision. Sig


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