4. Let A and B be two events such that P(AB)=0.4 , P(AUB)=0.45 and P(B)= 0.75 , where B is the complementary event of B. (a) Find P(AC B) and P(A). (b) Are events A and B independent? Justify your answer.

MATLAB: An Introduction with Applications
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ISBN:9781119256830
Author:Amos Gilat
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4.
Let A and B be two events such that P(AB)=0.4 , P(AUB)=0.45 and
P(B)=
0.75 , where B is the complementary event of B.
(a) Find P(AC B) and P(A).
(b) Are events A and B independent? Justify your answer.
Transcribed Image Text:4. Let A and B be two events such that P(AB)=0.4 , P(AUB)=0.45 and P(B)= 0.75 , where B is the complementary event of B. (a) Find P(AC B) and P(A). (b) Are events A and B independent? Justify your answer.
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