From: herwin@gmu.edu (Harry Erwin)
Subject: Re: STL, Ada, C++
Date: 2000/05/09
Date: 2000-05-09T18:31:00+00:00 [thread overview]
Message-ID: <1ead2of.ov19z41vtwix1N%herwin@gmu.edu> (raw)
In-Reply-To: 8f73p1$rgs$1@nnrp1.deja.com
Robert Dewar <robert_dewar@my-deja.com> wrote:
> In article
> <Pine.BSF.4.21.0005080941230.24665-100000@shell5.ba.best.com>,
> Brian Rogoff <bpr@shell5.ba.best.com> wrote:
> > I've heard similar statistics before, but I wonder how the
> > cost estimation is done, and if it is biased towards certain
> > kinds of software.
>
> The figure obviously varies with the kind of software. 70% is
> the lowest figure I have ever heard quoted, most measurements
> are in the 80-90% range.
>
> (I would think that Y2K remediation has pushed many fiscal
> programs into the 95-99% range :-)
>
Barry Boehm (in Chapter 30 of Software Engineering Economics) discusses
this. 10-year life-cycle costs ranging from 60% to 75% seem typical.
--
Harry Erwin, PhD, <herwin@gmu.edu>, Bat Researcher, Senior SW Analyst
and Security Engineer, and Adjunct Professor of Computer Science,
George Mason University.
next prev parent reply other threads:[~2000-05-09 0:00 UTC|newest]
Thread overview: 35+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <8eg37k$15n$1@nnrp1.deja.com>
[not found] ` <8epkoa$b8b$1@nnrp1.deja.com>
[not found] ` <E$OcUgAHHIE5Ewfl@quik.freeuk.net>
[not found] ` <8eu0ob$7qv$1@nnrp1.deja.com>
2000-05-05 0:00 ` The Next Microsoft? Ray Blaak
2000-05-05 0:00 ` Mark Atwood
2000-05-05 0:00 ` Hyman Rosen
2000-05-05 0:00 ` Mark Atwood
2000-05-05 0:00 ` Hyman Rosen
2000-05-05 0:00 ` Jon S Anthony
2000-05-05 0:00 ` Hyman Rosen
2000-05-05 0:00 ` Jon S Anthony
2000-05-05 0:00 ` Bill Greene
2000-05-06 0:00 ` Ehud Lamm
2000-05-07 0:00 ` STL, Ada, C++ (Was Re: The Next Microsoft?) Brian Rogoff
2000-05-08 0:00 ` Robert Dewar
2000-05-07 0:00 ` Brian Rogoff
2000-05-08 0:00 ` Pascal Obry
2000-05-08 0:00 ` Brian Rogoff
2000-05-08 0:00 ` Robert Dewar
2000-05-08 0:00 ` Pascal Obry
2000-05-09 0:00 ` Harry Erwin [this message]
2000-05-09 0:00 ` STL, Ada, C++ Robert A Duff
2000-05-09 0:00 ` STL, Ada, C++ (Was Re: The Next Microsoft?) Marin D. Condic
2000-05-09 0:00 ` Robert Dewar
2000-05-09 0:00 ` Marin D. Condic
2000-05-08 0:00 ` Hyman Rosen
2000-05-08 0:00 ` Brian Rogoff
2000-05-09 0:00 ` Richard D Riehle
2000-05-09 0:00 ` Brian Rogoff
2000-05-09 0:00 ` Hyman Rosen
2000-05-09 0:00 ` Robert A Duff
2000-05-09 0:00 ` Hyman Rosen
2000-05-09 0:00 ` Brian Rogoff
2000-05-10 0:00 ` Richard D Riehle
2000-05-10 0:00 ` Brian Rogoff
2000-05-08 0:00 ` Florian Weimer
2000-05-05 0:00 ` The Next Microsoft? Ayende Rahien
2000-05-05 0:00 ` Bobby D. Bryant
replies disabled
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox