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If a fair coin is tossed 10 times, find ...

If a fair coin is tossed 10 times, find the probability of
i. exactly six heads
ii atleast six heads
iii atmost six heads

Text Solution

Verified by Experts

The correct Answer is:
i. `(105)/(512), ii. (193)/(512)` and iii. `(53)/(64)`
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NEW JOYTHI PUBLICATION-PROBABILITY-QUESTIONS FROM COMPETITIVE EXAMS
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  6. If three natural numbers from 1 to 100 are selected randomly then pro...

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  7. If A and B are any two events, then P(A cap B')=

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  8. A complete cycle of a traffic light takes 60 seconds. During each cyc...

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  9. If A and B are mutually exclusive events and if P(B)=(1)/(3), P(A cup...

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  10. If two numbers p and q are chosen randomly from the set {1, 2, 3, 4} ...

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  11. A die is rolled three times. The probability that the sum of three nu...

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  12. Five dice are tossed. What is the probability that the five numbers s...

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  13. If two dice are thrown simultaneously, then the probability that the ...

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  14. Let A and B be two events such that P(A cup B) = P(A) + P(B) - P(A)P(...

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  15. A and B are events such that P(A cip B)= (3)/(4), P(A cap B)= (1)/(4...

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  16. Events A, B, C are mutually exclusive events such that P(A) = (3x +1...

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  17. Five horses are in a race. Mr. A selects two of the horses at random ...

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  18. Three houses are available in a locality. Three persons apply for the...

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  19. A die is thrown. Let A be the event thatthe number obtained is greater...

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  20. An urn contains nine balls of which three are red, four are blue and ...

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  21. Four numbers are chosen at random (without replacement) from the set...

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