A and B are two events.

Let P(A)=0.5 , P(B)=0.4 , and P(A and B)=0.2 .

Which statement is true?

A and B are independent events because P(A|B)=P(B|A) .

A and B are independent events because P(A|B)=P(A) .

A and B are not independent events because P(A|B)=P(B|A) .

A and B are independent events because P(A|B)=P(B) and P(B|A)=P(A) .

awsometrunt14 Dec 19, 2018