fatdebo170 fatdebo170

04-05-2018
Mathematics

contestada

If p(a) = 0.35, p(b) = 0.45, and p(a and
b.= 0.25, then p(a|b) is:

Respuesta :

LammettHash LammettHash

04-05-2018

Definition of conditional probability:

[tex]\mathbb P(A\mid B)=\dfrac{\mathbb P(A\cap B)}{\mathbb P(B)}[/tex]

Thus

[tex]\mathbb P(A\mid B)=\dfrac{0.25}{0.45}\approx0.56[/tex]

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