Zusammenfassung der Ressource
Frage 1
Frage 2
Frage
X~Geo(0.5)
P(X=0) = 1
Frage 3
Frage
A bag contains 5 white rabbits and 8 black rabbits. As part of a magic trick, two are removed at the same time. What is the probability they are both white?
Antworten
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14/39
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20/39
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1
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20/169
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0
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5/39
Frage 4
Antworten
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1/p
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(1-p)^x-1 * p
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np
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Σ(x^2 * p) - μ^2