Q. 15.0( 2 Votes )

If a random varia A.

B.

C.

D.

Answer :

The probability distribution of X is:

We Know that

Therefore,

⇒ a+3a+5a+7a+9a+11a+13a+15a+17a=1

⇒ 81a=1

Option (A) is incorrect because by putting , the sum total of pxi is not equal to 1

Option (B) is incorrect because by putting , the sum total of pxi is not equal to 1

Option () is incorrect because by putting , the sum total of pxi is not equal to 1

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