GATE | Gate IT 2005 | Question 32
An unbiased coin is tossed repeatedly until the outcome of two successive tosses is the same. Assuming that the trials are independent, the expected number of tosses is
(A) 3
(B) 4
(C) 5
(D) 6
Answer: (A)
Explanation:
This solution is contributed by Anil Saikrishna Devarasetty.
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Last Updated :
28 Jun, 2021
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