Difference between revisions of "Sxy Command"

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<noinclude>{{Manual Page|version=4.0}}[[Category:Manual (official)|{{PAGENAME}}]]</noinclude>
 
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{{command|statistics}}
 
{{command|statistics}}
; Sxy[List of Numbers, List of Numbers]: Calculates the statistic ''Σ(xy) - Σ(x) * Σ(y)/n''.
+
; Sxy[List of Numbers, List of Numbers]: Calculates the statistic <math>\sum xy - \frac{(\sum x) (\sum y)}{n}</math>.
; Sxy[List of Points]: Calculates the statistic ''Σ(xy) - Σ(x) * Σ(y)/n'' using the ''x''- and ''y''-coordinates of the given points.
+
; Sxy[List of Points]: Calculates the statistic <math>\sum xy - \frac{(\sum x) (\sum y)}{n}</math> using the coordinates of the given points.

Revision as of 06:50, 21 July 2011


Sxy[List of Numbers, List of Numbers]
Calculates the statistic \sum xy - \frac{(\sum x) (\sum y)}{n}.
Sxy[List of Points]
Calculates the statistic \sum xy - \frac{(\sum x) (\sum y)}{n} using the coordinates of the given points.
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