Question

Consider event A and event B. What is the probability that event B occurs, given that event A has already occurred?

Answer 1

I need more information than that.

Answer 2

P(B A)

P(A) ∙ P(B)




P(B A)

P(A)




P(B A)

P(B)




P(B A)

P(B)

Answer 3

answer choices

Answer 4

P(B|A)

Answer 5

the | means given

Answer 6

\[ P(B|A)=\frac{P(B\cap A)}{P(A)}\]

Answer 7

thank you!!!