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Find the standard deviation of the following probability distribution

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PRADEEP PUBLICATION-PROBABILITY-EXERCISE
  1. A die is thrown thrice. Let X be 'the number of two's seen'. Find expe...

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  2. A die is tossed twice. A 'success' is getting an even number on a toss...

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  3. Find the standard deviation of the following probability distribution

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  4. Given that E and F are events such that P(E) = 0.6, P(F) = 0.3 and P(E...

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  5. Compute P(A/B) if P(B)=0.4 and P(AcapB)=0.32.

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  6. If P(A)=0.8, P(B)=0.5 and P(B/A)=0.4 find P(AcapB)

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  7. If P(A)=0.8, P(B)=0.5 and P(B/A)=0.4 find P(A//B)

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  8. If P(A)=0.8, P(B)=0.5 and P(B/A)=0.4 find P(AcupB).

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  9. Evaluate P(AuuB), if 2P(A)=P(B)=(5)/(13) and P(A//B)=(2)/(5) .

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  10. If P(A)=6/13 and P(B)=7/13 and P(AcupB)=9/13 find P(AcapB)

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  11. If P(A)=6/13 and P(B)=7/13 and P(AcupB)=9/13 find P(A//B)

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  12. If P(A)=6/13 and P(B)=7/13 and P(AcupB)=9/13 find P(B//A)

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  13. Determine P(E/F) A coin is tossed three times E: head on third toss F:...

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  14. Determine P(E/F) A coin is tossed three times E: atleast two heads F: ...

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  15. Determine P(E/F) A coin is tossed three times E: atmost two tails F: a...

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  16. Determine P(E/F) Two coins are tossed once E: tail appears on one coin...

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  17. Determine P(E|F) if two coins are tossed once, where : E : no tail app...

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  18. Determine P(E|F) if A die is thrown three times, where : E : 4 appear...

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  19. Determine P(E|F) Mother, father and son line up at random for a famil...

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  20. A black and a red dice are rolled :Find the conditional probability of...

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