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A coin is tossed n times. The number of ...

A coin is tossed n times. The number of all possible events is

A

(a) `2^n`

B

(b) `2^(2^n)`

C

(c) `2^(n^2)`

D

(d) `(2^n)^2`

Text Solution

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The correct Answer is:
B
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ICSE-PROBABILITY -MULTIPLE CHOICE QUESTION
  1. A coin is tossed n times. The number of all possible events is

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  2. If the sample space of a random experiment is S= {w1, w2, ..., w6}, th...

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  3. Three dice are thrown simultaneously. The probability of getting a tot...

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  4. The probability that a non-leap year selected at random will have 53 T...

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  5. A card is drawn from a deck of 52 cards. The probability of getting a ...

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  6. While shuffling a pack of 52 cards, 2 cards are accidently dropped. Th...

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  7. Four cards are drawn from a well-shuffled pack of 52 cards. The proba...

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  8. The letters of the word "SOCIETY" are placed at random in a row. The p...

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  9. An urn contains 9 red 7 white and 4 black balls. A ball is drawn at ra...

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  10. A bag contains 20 discs numbered 1to 20. A disc is drawn from the bag....

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  11. A coin is tossed twice. The probability of getting atleast one tail is

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  12. If the odds in favour of an eventare 2:1 then the probability of its o...

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  13. If the odds in favour of an event are 4:5, then the probability of non...

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  14. Let E1 and E2 are two mutually exclusive and exhaustive events. If od...

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  15. Events A and B are mutually exclusive exhaustive . If P(E1) =2/3 P(E2)...

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  16. If two dice are thrown together, then the probability that atleast one...

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  17. Two dice are thrown simultaneously. The probability that the sum of th...

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  18. A and B throw two dice each. If A gets a sum of 9 on his two dice, the...

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  19. In a single throw of three dice, the probability of getting the same n...

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  20. Two cards are drawn at random from a well shuffled pack of 52 cards. T...

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