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The p.d.f. of a continuous r.v. X is f(...

The p.d.f. of a continuous r.v. X is `f(x)={{:((x^(2))/(3)","-1lt x lt 2),(0", otherwise"):}`, then `P(1 lt X lt2)` =

A

`(8)/(9)`

B

`(7)/(9)`

C

`(4)/(9)`

D

`(1)/(3)`

Text Solution

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The correct Answer is:
B
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