A fair coin is tossed n times. if the pr...

A fair coin is tossed `n` times. if the probability that head occurs 6 times
is equal to the probability that head occurs 8 times, then find the value of `ndot`

A

(a) `15`

B

(b) `14`

C

(c) `12`

D

(d) `7`

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The correct Answer is:

B

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