Operating-Systems
October 5, 2023Computer-Organization
October 5, 2023TIFR PHD CS & SS 2013
| Question 4 |
A biased coin is tossed repeatedly. Assume that the outcomes of different tosses are independent and probability of heads is 2/3 in each toss. What is the probability of obtaining an even number of heads in 5 tosses, zero being treated as an even number?
| 121/243 | |
| 122/243 | |
| 124/243 | |
| 125/243 | |
| 128/243 |
Correct Answer: B
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