Date: Thu, 18 Apr 2002 12:27:19 GMT
Reply-To: Uisge Baugh <uisgebaugh@EXCITE.COM>
Sender: "SAS(r) Discussion" <SAS-L@LISTSERV.UGA.EDU>
From: Uisge Baugh <uisgebaugh@EXCITE.COM>
Subject: Re: Which App for this, SAS or MATLAB?
Hi all, sorry to do this but I'm bumping it in hopes I someone knows
of a good solution out there.
TIA
Brian
"Brian" <uisgebaugh@excite.com> wrote in message
news:8c189a03.0204151052.618da007@posting.google.com...
> Let me (not so?) briefly describe the problem.
>
> Pretend I'm AOL (I'm not, but the comparison is valid). I want to
> analyze and forecast the profitability of each batch of accounts
> booked within the same month (a vintage if you will) by their
channel
> -- so I would sum the accounts by the month that they signed up and
by
> whether they came from a mailed disc or via the web). I picture it
as
> a 3D matrix where the X axis represents monthly time, the Y axis are
> the individual vintages, and the Z axis is for the two different
> marketing channels. There would be a 3D matrix for each line in the
> profitability schedule (or as the 4th D, whichever). Confused yet?
> ;) It's basically an upper right matrix since you can't have values
> for accounts before they're booked.
>
> | Time
> Vintage | Jan-01 Feb-01 Mar-01 ... n
> --------------------------------------------
> Jan-01 | x1 x2 x3 ... x(n)
> Feb-01 | - y1 y2 ... y(n)
> Mar-01 | - - z1 ... z(n)
>
>
> Now, for this I would have to update actual results from a central
> database monthly AND reforecast the months going forward based on
the
> updated results.
>
> So, which app should I use? Admittedly I have a lot more
familiarity
> with SAS but not in this capacity and haven't used MATLAB in 10 yrs.
> It would seem SAS is the better data cruncher but MATLAB the better
> forecasting tool for this particular app.
>
> Am I wrong? Can I do both functions reasonably well with only one
of
> the apps? (please say yes)
>
> Thanks for you help!
>
> Brian
| 
