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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.

A

`(1)/(6)`

B

`(1)/(8)`

C

`(3)/(4)`

D

`(3)/(8)`

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The correct Answer is:
D
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KUMAR PRAKASHAN-PROBABILITY-Multiple Choice Questions (MCQs)
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  2. Probability of independent events is P(A(i))= (1)/(i+1). Where i = 1, ...

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

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  6. The probability of an event that person hits the target is (1)/(4). He...

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  7. Each element of the second order determinant is 1 and - 1 then ..........

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  8. A coin is tossed 2n times. During the toss any person can't get head a...

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  9. For events E and F if P(E) le P(F) and P(E cap F) gt 0 then …………

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  10. The probability that a student is not a swimmer is (4)/(5). The probab...

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  11. The probability distribution of random variable X is as follows. ...

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  12. Mean and variance of binomial distribution of random variance X are 4 ...

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  13. In experiment probability that event A occurs in first trail is 0.4 th...

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  14. Probability distribution of random variable X is as follows : The...

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  15. A random variable X has the probability distribution: For the eve...

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  16. If a random variable X can take all non- negative integral values and ...

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  17. The mean and standard deviation of a random variable X are 10 and 5 re...

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  18. The probability distribution of a random variable X is given below : ...

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  19. Mean of the following probability distribution is …………

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  20. A fair dice is rolled 6 times. If "getting an even number" is a succes...

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