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Former Member
Jan 07, 2011 at 06:47 AM

Reliability of proportional factor

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Hi Gurus,

Is there a best practice to ensure the quality and the reliability of the proportional factors. i know historical data forms the basis for the calculation of the prop factrs but how to ensure that the calculated factors and reliable..is there any best practice exists to choose the historical data periods or any other for the same...

pls share your ideas..:)