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Old 10-01-2012, 01:00 PM   #3 (permalink)
StJimmy666
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Join Date: May 2008
Location: The Great White North (Sault Ste. Marie, ON)

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AHA! I KNEW IT!

So my TA is indeed a dingbat and I'm not silly. This is great news.

The scenario is: The X set is the values of cigarettes smoked by 10 Americans daily, Y is the values of cigarettes smoked by 10 Europeans daily.

The questions were

sumXY (Sum of X times Y)

sumXsumY (Sum of X times Sum of Y)

sumXY - sumXsumY/N over N-1 (I hate math)
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Seconded. Hence forth this is to be the official nomenclature of marker sales. Violators will be violated.

Last edited by StJimmy666; 10-01-2012 at 01:05 PM.
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