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Re: [XP] defect metrics

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  • Alan Gladman
    Rob, Could you please clarify your defect/bug definition? I ve just been having a discussion about this very topic and I stumbled across this thread. Thanks
    Message 1 of 16 , Nov 30, 2006
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      Rob,
      Could you please clarify your defect/bug definition? I've just been
      having a discussion about this very topic and I stumbled across this
      thread.
      Thanks
      Alan
      --- In extremeprogramming@yahoogroups.com, "Rob Park" <rpark68@...>
      wrote:
      >
      > We've been tracking this metric since about May 2006.
      >
      > Currently, we're at 1.8 defects / person-month.
      > One release this summera was as low as 0.6 defects / person-month.
      >
      > We do have relatively strict rules for what qualifies as a bug, but
      > basically if it got out of the iteration, it's a bug.
      > We also now track what's critical (must be fixed right away) and
      what's
      > actually reported by a customer.
      >
      > rob.
      >
      > _____
      >
      > From: extremeprogramming@yahoogroups.com
      > [mailto:extremeprogramming@yahoogroups.com] On Behalf Of Keith Ray
      > Sent: Sunday, November 05, 2006 2:53 PM
      > To: extremeprogramming@yahoogroups.com
      > Subject: [XP] defect metrics
      >
      >
      >
      > I've often seen bug/defect metrics as "defects per 1000 lines of
      > code", which *could* be
      > argued is appropriate for evaluating a software product. (Or argued
      > against, but I don't
      > want do rehash that argument here and now.)
      >
      > It seems to me that "defects per person per unit time" might be an
      > interesting metric
      > for evaluating software projects and processes. Would anyone have
      data
      > in that form
      > or which could be put into that form for various projects and
      > development methods?
      >
      > --
      >
      > C. Keith Ray
      > <http://homepage.
      <http://homepage.mac.com/keithray/blog/index.html>
      > mac.com/keithray/blog/index.html>
      > <http://homepage. <http://homepage.mac.com/keithray/xpminifaq.html>
      > mac.com/keithray/xpminifaq.html>
      > <http://homepage. <http://homepage.mac.com/keithray/resume2.html>
      > mac.com/keithray/resume2.html>
      >
      >
      >
      >
      >
      > [Non-text portions of this message have been removed]
      >
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