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A man is known to speak truth 3 out of 4...

A man is known to speak truth 3 out of 4 times. He throws a die and reports that it is a six. Find the probability that it is actually a six.

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A N EXCEL PUBLICATION-PROBABILITY-QUESTION BANK
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  2. Given three identical boxes I, II and III, each containing two cọins. ...

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  3. A man is known to speak truth 3 out of 4 times. He throws a die and re...

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  7. In answering a question on a multiple choice test,a student either kno...

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  8. A laboratory blood test is 99% effective in detecting a certain diseas...

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  9. An Insurance company insured 2000 scooter drivers, 4000 car drivers an...

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  10. A factory has two machines A and B. past record shows that machine A p...

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  11. Two groups are competing for the position on the Board of directors of...

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  12. Suppose a girl throws a die. If she gets a 5 or 6, she tosses a coin t...

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  13. A manufacturer has three machine operators A,B and C. The first operat...

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  14. A card from a pack of 52 cards is lost. From the remaining cards of th...

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  15. Probability that A speaks truth is 4/5. A coin tossed. A reports that ...

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  16. If A and B are two events such that A subset B and P(B) ne 0, then whi...

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  17. Find the probability distribution of number of doublets in three throw...

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  18. A random variabe x has the following probability distribution. Find V...

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  19. A random variabe x has the following probability distribution. P(...

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  20. Find the mean and variance of the number of heads in the two tosses of...

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