GATE | GATE CS 1999 | Question 26
Consider two events E1 and E2 such that probability of E1,
Pr[E1]=1/2, probability of E2,
Pr[E2]=1/3, and probability of E1 and E2,
Pr[E1 and E2]=1/5, Which of the following statement is/are True?
(A) Pr[E1 and E2] is 2/3
(B) Events E1 and E2 are independent.
(C) Events E1 and E2 are not independent.
(D) Pr[E1/E2]= 4/5
Answer: (C) Explanation: Given-
Therefore,
A option is wrong, since it is given in the question.
B option is wrong since
is not equal to
D option is wrong since
Therefore
C option is correct.
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Last Updated :
13 Nov, 2017
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