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If X is a random variable with the follo...

If X is a random variable with the following distribution

then k is

A

`(1)/(8)`

B

`(1)/(4)`

C

`(1)/(6)`

D

`(1)/(2)`

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The correct Answer is:
A
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NEW JOYTHI PUBLICATION-PROBABILITY-OBJECTIVE TYPE QUESTIONS AND SOLUTIONS
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  2. P(EnnF) is equal to

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  3. A fair coin is tossed repeatedly. If tail appears on first four tosses...

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  4. If A and B are any two events then P(barAnnB) =

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  5. Choose the correct answer If A and B are events such that P(A|B) = P...

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  6. A and B are two events such that P(A) gt 0, P(B) ne 1 then P(barA|barB...

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  7. Two events A and B will be independent if

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  8. if P(A)= (4)/(5) and P(A nnB) = (7)/(10) then P(B|A) is equal to

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  9. If P(A)= (2)/(3), P(B)= (1)/(2) and P(A uu B)= (5)/(6) then events A a...

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  10. If A and B are two independent events, then the probability of occurre...

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  11. Two events A and B will be independent, if

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  12. A pair of dice is rolled. Find the probability of obtaining an even pr...

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  13. If three events of a sample space are E, F and G, then P(Enn F nnG) is...

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  14. Two events A and B are independent then

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  15. If the events A and B are independent, then P( AnnB) is equal to

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  16. If X is a random variable with the following distribution then k ...

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  17. The probability distribution of a random variable X is given as T...

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  18. The variance of the random variable X is equal to

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  19. Which of the following is not a requirement of binomial distribution?

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  20. A pair of fair dice is thrown independently three times. The probabili...

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