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If P(E) denotes the probability of an ev...

If P(E) denotes the probability of an event E, then E is called certain event if :

A

P(E) = 0

B

P(E) = 1

C

P(E) is either 0 or 1

D

P(E) = 1/2

Text Solution

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Prob. (certain event) = 1
`rArr P(E) = 1`
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NDA PREVIOUS YEARS-PROBABILITY AND PROBABILIYT DISTRIBUTION-Multiple Choice Question
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  9. An urn contains one black ball and one green ball. A second urn contai...

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  10. An urn contains one black ball and one green ball. A second urn contai...

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  11. Two dice each numbered from 1 and 6 are thrown together. Let A and B b...

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  12. Two dice each numbered from 1 and 6 are thrown together. Let A and B b...

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  13. Consider a random experiment of throwing together a die and two coins....

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  14. In throwing a six faced die, let A be the event that an even number oc...

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  15. Two fair dice are rolled. What is the probability of getting a sum of ...

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  16. Four coins are tossed simultaneously. What is the probability of getti...

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  17. A bag contins 5 black and 3 white balls. Two balls are drawn at random...

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  18. If A and B are any two events such that P(overset()A)=0.4, P(overset()...

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