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statistik:mittelpunkt [2012/05/26 19:14] – [Zentrales Moment] phreazer | statistik:mittelpunkt [2014/02/11 21:49] (current) – external edit 127.0.0.1 | ||
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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 ====== | ||