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Lastnosti verjetnosti 1. Za dogodka A in B velja: P(A ∪ B) = P(A) + P ...

Lastnosti verjetnosti 1. Za dogodka A in B velja: P(A ∪ B) = P(A) + P ...

Lastnosti verjetnosti 1. Za dogodka A in B velja: P(A ∪ B) = P(A) + P ...

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Verjetnost <strong>in</strong> statistika, FRI, 2006<br />

Včasih nas zanima po uspešnem izhodu tudi drugega koraka,<br />

verjetnost tega, da se je na prvem koraku zgodil dogodek A i .<br />

Odgovor dobimo iz zgornjega obrazca <strong>in</strong> mu pravimo Bayesov<br />

obrazec:<br />

P(A k |B) = P(A k) · P(B|A k )<br />

∑<br />

i∈I P(A i) · P(B|A i )<br />

Aleksandar Jurišić 10

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