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| Both sides previous revisionPrevious revision | Last revisionBoth sides next revision | ||
| statistik:mittelpunkt [2012/05/26 19:14] – [Zentrales Moment] phreazer | statistik:mittelpunkt [2012/05/26 19:15] – [Zentrales Moment] phreazer | ||
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| $$s^2 = \frac{1}{n-1} \sum_{i=1}^n (X_i - \bar{X})^2$$ | $$s^2 = \frac{1}{n-1} \sum_{i=1}^n (X_i - \bar{X})^2$$ | ||
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| + | sonst, falls $\mu$ bekannt | ||
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| + | $$s^{*2} = \frac{1}{n} \sum_{i=1}^n (X_i - \mu)^2$$ | ||
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| ====== Arithmetisches Mittel der Grundgesamtheit ====== | ====== Arithmetisches Mittel der Grundgesamtheit ====== | ||