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Fourty identical coins each with probabi...

Fourty identical coins each with probability p of showing heads are tossed. The probability of heads showing on 20 coins is sme as that of heads showing on 21 coins. Then p=

A

`10//41`

B

`20//41`

C

`21//41`

D

`11//41`

Text Solution

Verified by Experts

The correct Answer is:
C
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