Resposta:
P(B/A)=P(A∩B)/P(A) ... Observe: P(A/B)=P(A∩B)/P(B)
P(A∩B)=1/9
P(A)=1/4
P(B/A)=(1/9)/(1/4) =(1/9) * (4/1) =4/9
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Resposta:
P(B/A)=P(A∩B)/P(A) ... Observe: P(A/B)=P(A∩B)/P(B)
P(A∩B)=1/9
P(A)=1/4
P(B/A)=(1/9)/(1/4) =(1/9) * (4/1) =4/9
Letra E