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Unformatted text preview: s). This scaled index is derived from an equal combination
of the ranking of performance and the actual performance (e.g. 4th in market share and
market share of 17.5%). Thus, in one case you might have someone just slightly ahead
of another (in actual performance) yet their rank would translate as a greater difference.
The combination of rank and actual performance is used because some instructors use
rank and others use actual performance, so we split the difference. On the actual
performance, we also modify the high and low score by 50% of the difference between
the 2nd highest and lowest score, to help bring outliers in line a b...
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- Spring '14