Suppose for this problem that Pr[A | B] = [ 1/1], Pr[A] = [ 1/16], and Pr[B′] = [ 15/16].
(1) What is Pr[B | A]?

(2) What is Pr[B | A′]?

Question

Suppose for this problem that Pr[A | B] = [ 1/1], Pr[A] = [ 1/16], and Pr[B′] = [ 15/16].
(1) What is Pr[B | A]?

(2) What is Pr[B | A′]?

anonymous · Answer

this might help you it is the formula 
Pr[E|F] = (Pr[E U F])/(Pr[F])
:

psymon · Answer

Doesnt the formula involve and? The intersect?

anonymous · Answer

the u is the intersect

psymon · Answer

Thats union.

anonymous · Answer

sorry i messed up on the formula its intersect idk why i wrote union its late :P

psymon · Answer

To be honest, I think B|A is 1 and the B|A' is 0 O.o

anonymous · Answer

i checked it you are right :D
thank you very much

psymon · Answer

Oh. Somehow, haha. Alright, sure xDD

anonymous · Answer

if you want to do a similar
 one i have one more that I cannot figure out but it's up to you

psymon · Answer

can try, lol.