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/sci/ - Science & Math

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5126691 No.5126691 [Reply] [Original]

Suppose that P(A|B) = P(A), P(A and B) = .54, and P(B) = .9
What is P(A)?

>> No.5126699

P(A|B)

>> No.5126709

What the fuck does P(A|B) even mean?

>> No.5126726
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5126726

>>5126699

>> No.5126734

Ok so clearly you guys need a hint. Is it
>A)1.0
>B).36
>C)0.6
>D)none of these

>> No.5126735

>>5126726
Hey you defined it, don't look at me like that

>> No.5126743

>>5126709
The probability that event A occurs given that event B has already occurred.

>> No.5126746

C

Why is this post even here?

>> No.5126755

I don't know the answer.

>> No.5126757
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5126757

>>5126735
I ain't even OP nignog

>> No.5126773

>>5126746
the fuck you think its C for?
post your methods son.

Also op was probably trying to start some shit storm like that portal physics picture starts

>> No.5126792

The answer is C

>> No.5126804

dont trust 'em op. its A

>> No.5126815

P(A) = P(AnB)/P(B)
Babby shit

>> No.5126825

>>5126815
Also, 6

>> No.5126831

>>5126825
.6 nigger

>> No.5126835

>>5126831
Yeah, almost looked like .09 to me