A fair coin is tossed repeatedly. If tail appears on first four tosses then the probability of head appearing on fifth toss equals
A fair coin is tossed repeatedly. If tail appears on first four tosses then the probability of head appearing on fifth toss equals
- [IIT 1998]
- A
$\frac{1}{2}$
- B
$\frac{1}{{32}}$
- C
$\frac{{31}}{{32}}$
- D
$\frac{1}{5}$
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- [IIT 1980]
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