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Citaat:
Dat betekent dat P(X ≤ 2 of X ≥ 5)=P(X ≤ 2)+P(X ≥ 5). Verder geldt: P(X ≥ 5)=1-P(X<5)=1-P(X ≤ 4), dus P(X ≤ 2 of X ≥ 5)=P(X ≤ 2)+1-P(X ≤ 4).
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"Mathematics is a gigantic intellectual construction, very difficult, if not impossible, to view in its entirety." Armand Borel
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Wiskunde A1,2 Severus | 467 | 27-05-2005 08:06 | |