Gate ME 2015-3 Question Paper With Solutions

Q. 9 A coin is tossed thrice. Let X be the event that head occurs in each of the first
two tosses. Let Y be the event that a tail occurs on the third toss. Let Z be the
event that two tails occur in three tosses.
Based on the above information, which one of the following statements is TRUE?

(A) X and Y are not independent

(B) Y and Z are dependent

(C) Y and Z are independent

(D) X and Z are independent

Answer: (D)

Explanation:

Gate ME 2015-3 Question Paper With Solutions

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