5 ms·
Personally I always rederive it when necessary as P(A|B) * P(B) = P(A U B) = P(B|A) * P(A) => P(A|B) = P(B|A) * P(A) / P(B)
by chillage 5y ago
Personally I always rederive it when necessary as
P(A|B) * P(B) = P(A U B) = P(B|A) * P(A)
=>
P(A|B) = P(B|A) * P(A) / P(B)