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Mathematics Formulae
  Probability
 

 

 

Definition

A: event

P: probability

0 ≤ P(A) ≤ 1

 

Ac: complement of A; ~A

P(Ac) = 1 P(A)

 

If A, B are disjoint,

P(A or B) = P(A) + P(B)

 

If A, B are independent,

 

P(A and B) = P(A)P(B)

    P(A or B) = P(A) + P(B) P(A and B)

    P(A and B) = P(A)P(B/A)

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Conditional Probability

Conditional Probability, Mathematics Formulae, Eformulae.com

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Bayer's Rule

Bayers's Rule, Mathematics Formulae, Eformulae.com

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A, B are independent if

P(B/A) = P(B)

 

 

   
 
 
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