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Given : f(x)={(1/(x^2)","1ltxltoo,),(0",...

Given : `f(x)={(1/(x^2)","1ltxltoo,),(0",",elsewhere):}`is p.d.f. of c.r.v X
If `A:1 lt x lt2 and B:4ltx lt5 , then : P (A cupB)=…`

A

0.33

B

0.44

C

0.55

D

0.66

Text Solution

Verified by Experts

The correct Answer is:
C
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MARVEL PUBLICATION-PROBABILITY DISTRIBUTIONS-MCQs
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  2. The p.d.f. of X is f(x)={{:((x+2)/(18)","-2ltxlt4),(0", otherwise"):},...

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  3. Given : f(x)={(1/(x^2)","1ltxltoo,),(0",",elsewhere):}is p.d.f. of c.r...

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  5. The p.d.f of a random variable X is given by f(x) = 3(1-2x^(2)), 0 lt...

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  16. If in a distribution each x is replaced by corresponding value of f(x)...

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  18. If X follows a binomial distribution with parameters n=6 and p. If 4(P...

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  19. Seven chits are numbered 1 to 7. Four chits are drawn one by one with ...

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