[OSLC-Metrics] effort by role issue in Proj. Initiation primer

Andrew J Berner ajberner at us.ibm.com
Fri Sep 18 11:32:19 EDT 2009


Arthur, I realized too late in the discussion that when you were saying 
the "example should be simplified" and "now the example is inconsistent" 
that by "the example" you meant the XML representations in the primer.  I 
thought you meant "Tsunami 1.0", "Guesstimator" etc. in the English 
narrative, and I didn't see why having multiple standard costs was too 
complex, since that's a key element of the interaction.  I thought I was 
keeping it simple by not bringing in the whole discussion of "standard 
roles" etc, and that anyone who can get that far into the primer would 
have no trouble understanding that there isn't a single standard rate for 
the whole team, so it's simple enough to understand, but that this is a 
key concept so it should be part of the narrative.    Of course, the 
narrative and the XML should be in synch, and I didn't do that (which I 
indicated by a note) so that work still needs to be done.  Arthur, I think 
you're the best person to synch it up, since you've done the XML 
representation for the pieces.

My key point in bringing it in there is this...there are two pieces of 
information that the portfolio manager will be interested in around this 
area:

a)  A quantile representation of the probability distribution of total 
labor cost---but to compute that total labor cost at each probability 
level, the estimation tool needs to know the standard rates (plural!!!) 
that the portfolio management tool expects to use).
b)   The breakdown of effort by role (there's actually more complexity 
here, but I'm keeping it THIS simple)  at the specific desired level of 
confidence

Andy Berner
Lead Architect, ISV Technical Enablement and Strategy
IBM Rational Business Development
972 561-6599
ajberner at us.ibm.com

Ready for IBM Rational software partner program - 
http://www.ibm.com/isv/rational/readyfor.html
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