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Let X represent the difference between ...

Let X represent the difference between the number of heads and the number of tails obtained when a coin is tossed n times. Then the possible values of X are

A

I + 2n, i=1,2….n

B

2i-n, i=0,1,2….n

C

n-I, i=0,1,2…..n

D

2i + 2n,i=0,1,2,…..n

Text Solution

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The correct Answer is:
B
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