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Re: [Phys-l] Retention: tail wags dog



A 'Good Business Model' needs uniformity as well as an easy measure.
(Has nothing to do with 'Education' as we know it.)
.
At 7:51 PM -0400 7/20/11, Marty Weiss wrote:
David has a good point. Does the 87% rule apply to all classes regardless of enrollment numbers?
What makes 87 a magic number? Why not 85% or 80%?