Difference between revisions of "SigmaXX Command"

From GeoGebra Manual
Jump to: navigation, search
m (Text replace - "<div class="box info"> 48px|left This page is part of the official manual for print and pdf. For structural reasons normal users can't edit this page. If you found any errors on this page please contact )
Line 1: Line 1:
<noinclude>{{Manual Page|version=4.0}}[[Category:Manual (official)|{{PAGENAME}}]]</noinclude>
+
<noinclude>{{Manual Page|version=4.2}}</noinclude>
 
{{command|statistics}}
 
{{command|statistics}}
 
; SigmaXX[ <List of Numbers> ]: Calculates the sum of squares of the given numbers.
 
; SigmaXX[ <List of Numbers> ]: Calculates the sum of squares of the given numbers.

Revision as of 21:28, 9 March 2013



SigmaXX[ <List of Numbers> ]
Calculates the sum of squares of the given numbers.
Example: In order to work out the variance of a list you may use SigmaXX[list] / Length[list] - Mean[list]^2.
SigmaXX[ <List of Points> ]
Calculates the sum of squares of the x-coordinates of the given points.
SigmaXX[ <List of Numbers>, <List of Frequencies> ]
Calculates the weighted sum of squares of the given numbers.
© 2024 International GeoGebra Institute