the probability of getting one head if a coin is thrown twice. – InterviewSolution

1.

the probability of getting one head if a coin is thrown twice.

Answer»

Total no of possibilities = 4

For two (random) coin tosses you have four possible combinations:

1. 1 toss and 1 head2. 1 head and 1 Toss 3. Both toss4. Both head

No of possibility that we get, one head = 3

So probability of getting one head = 3/4

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