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Mathematics 12 Online
OpenStudy (anonymous):

What does this mean...? Choose a row and column and compare P(A | B) with P(B | A). Explain what each probability means in the context of the situation and data you collected.

OpenStudy (anonymous):

@dan815

OpenStudy (anonymous):

@Haseeb96

OpenStudy (anonymous):

@Owlcoffee

OpenStudy (anonymous):

@Michele_Laino

OpenStudy (anonymous):

DAN

OpenStudy (anonymous):

HASEEB

OpenStudy (michele_laino):

where is the table of your question, please?

OpenStudy (anonymous):

ill post it one sec

OpenStudy (alekos):

P(A|B) is a method of expressing conditional probability where in this case it means the probability of event A if event B has ocurred

OpenStudy (dan815):

they want you to answer questions like Probability of Twitter in 2015 P(twitter|2015)

OpenStudy (anonymous):

so would that be p(a)

OpenStudy (dan815):

P(A|B) where A is number of Twitter users And B is the year

OpenStudy (anonymous):

ohh and would the net one be for instagram?

OpenStudy (anonymous):

or would it be twitter again but reversed

OpenStudy (dan815):

no you have to invert the equinox

OpenStudy (anonymous):

so 2010?

OpenStudy (dan815):

thats right

OpenStudy (dan815):

P(A|B) means Probablity of A given B

OpenStudy (anonymous):

oh so how would i write that

OpenStudy (dan815):

so say for P(twitter|2015), this can be interpreted as how many twitter users out of all the other users in the year 2015,

OpenStudy (dan815):

which is 270 million/ 570 million

OpenStudy (dan815):

and now do p(2015|twitter)

OpenStudy (dan815):

wait just look at this pic

OpenStudy (anonymous):

k..

OpenStudy (empty):

P(late|2008) = ?

OpenStudy (anonymous):

what...

OpenStudy (empty):

Here this will help: https://www.youtube.com/watch?v=4m48GqaOz90

OpenStudy (anonymous):

thank you

OpenStudy (dan815):

|dw:1436510747630:dw|

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