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Find the values of 'a' so that the follo...

Find the values of 'a' so that the following distribution is a probability distribution :

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The correct Answer is:
`-(1)/(2) le a le (1)/(2)`
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MODERN PUBLICATION-PROBABILITY-Objective Type Question (D. Very Short Answer Tyep Questions)
  1. If A and B are two events such that P(A)=0.4, P(B)=0.8 and P(B//a)=0.6...

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  2. If A and B are two events such that P(A)=0.3,P(B)=0.6 and P(B//A)=0.5,...

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  3. If two events A and B are such that P(A) =0.3, P(B)=0.4 and P(A'nnB') ...

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  4. If P(A)=0.3,P(B)=0.6,P(B//A)=0.5, find P(A uu B).

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  5. If A, B, C are mutually exclusive and exhaustive events associated to ...

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  6. If A and B are two independent events such that P(A)=0.3 and P(A uu ba...

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  7. If P(A)=0.35,P(A uu B)=0.60, find P(B), where A and B are independent ...

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  8. Let A and B be two independent events such that P(A)=(1)/(4) and P(B)=...

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  9. A die is thrown. If E is the event 'the number appearing is a multiple...

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  10. One card is drawn at random from a pack of well-shuffled deck of 52 ca...

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  11. If A and B are independent events such that P(A)=p ,\ P(B)=2p\ a n d\ ...

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  12. Write the probability that a number selected at random from the set of...

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  13. Three numbers are chosen from 1 to 20. Find the probability that they ...

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  14. The odds in favour of an event are 3 : 4. Find the probability of : ...

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  15. Three coins are tossed once. Find the probability of getting at least ...

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  16. Find the probability distribution of the number of successes in two...

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  17. A random variable has the following distribution : Does it repres...

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  18. Find mean mu for the following probability distribution :

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  19. Find the values of 'a' so that the following distribution is a probabi...

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  20. Find E(X) from the adjoining probability distribution :

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