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Antwort ausgewählt: Der Intelligenzquotient einer Versuchsperson

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a)

Φ((60-100)/15) = Φ(-8/3) ≈ 0.38%

b)

1 - Φ((140-100)/15) = 1- Φ(8/3) ≈ 1- 0.9962 = 0.38% 

da |140-100| = |60-100|

c)

1 - 2*Φ(-8/3) ≈ 1 - 2*0.38% = 99.24%


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