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Three fair coins are tossed once. Constr...

Three fair coins are tossed once. Construct the sample space of the outcomes of the random experiment. Find the probability of getting two heads.

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The correct Answer is:
`P(B) = (3)/(8)`
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CHHAYA PUBLICATION-PROBABILITY-SAMPLE QUESTIONS FOR COMPETITIVE EXAMS
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  2. If A and B are two independent events of a random experiment and P(A) ...

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  3. If A and B are two events and P(A)= (3)/(4), P(B) = (5)/(8), then -

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  4. If A and B are two mutually exclusive events, then-

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  5. A coin is tossed 2n times. The probability of getting head n times, is...

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  6. For two events A and B , the correct statement is/ are -

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  7. If A and B are two events such that P(AcupB) = (3)/(4), P(AcapB) =(1)/...

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  8. If A,B and C are three independent events such that P(B) = (3)/(2)P(A)...

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  9. An ubiased die is thrown, getting an even number is 3 times the probab...

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  10. A problem in mathematics is given to two students A and B. The probabi...

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  11. A fair coin is tossed 8 times, then the probability of getting 3H is (...

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  12. If the squares of a 8xx8 chessboard are painted either red or black at...

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  13. If the squares of a 8xx8 chessboard are painted either red or black at...

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  14. If the squares of a 8xx8 chessboard are painted either red or black at...

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  15. Probability that husband is telling the truth is 0.8, and the probabil...

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  16. Two dice are rolled.Let's r denotes the sum of the number appearing on...

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  17. Two dice are rolled the probability that the sum is neither 8 nor 9 is

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  18. Each of the following question contain two statements- Statemnet I and...

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  19. Each of the following question contain two statements- Statemnet I and...

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