Difference between revisions of "Sxx Command"
From GeoGebra Manual
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; Sxx[List of Numbers]: Calculates the statistic ''Σ(x<sup>2</sup>) - Σ(x) * Σ(x)/n''. | ; Sxx[List of Numbers]: Calculates the statistic ''Σ(x<sup>2</sup>) - Σ(x) * Σ(x)/n''. | ||
; Sxx[List of Points]: Calculates the statistic ''Σ(x<sup>2</sup>) - Σ(x) * Σ(x)/n'' using the ''x''-coordinates of the given points. | ; Sxx[List of Points]: Calculates the statistic ''Σ(x<sup>2</sup>) - Σ(x) * Σ(x)/n'' using the ''x''-coordinates of the given points. | ||
Revision as of 12:39, 14 February 2011
- Sxx[List of Numbers]
- Calculates the statistic Σ(x2) - Σ(x) * Σ(x)/n.
- Sxx[List of Points]
- Calculates the statistic Σ(x2) - Σ(x) * Σ(x)/n using the x-coordinates of the given points.
