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Théorie des probabilités - HEC - Université de Lausanne

Théorie des probabilités - HEC - Université de Lausanne

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•<br />

P(<br />

C<br />

1<br />

Formule <strong>de</strong> Bayes<br />

Probabilité conditionnelle<br />

/ B)<br />

=<br />

P(<br />

B / C<br />

Probabilité a posteriori<br />

1<br />

P(<br />

B / C1)<br />

P(<br />

C1)<br />

) P(<br />

C ) + P(<br />

B / C<br />

1<br />

Probabilité a priori<br />

2<br />

) P(<br />

C<br />

2<br />

)

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