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If 3 unbiased coins are tossed simultane...

If 3 unbiased coins are tossed simultaneously describe the sample space and find the probability that at most one head comes.

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PATHFINDER-PROBABILITY-QUESTION BANK
  1. Two events A and B have probabilities 0.25 and 0.50 respectively the p...

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  2. A,B and C are three mutually exclusive and exhaustive events and P(A) ...

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  3. If 3 unbiased coins are tossed simultaneously describe the sample spac...

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  4. The integers x and y are chosen at random with replacement from nine n...

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  5. Two unbiased coins are thrown together show that the events 1st coin s...

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  6. Show that two independent events with positive probabilities can't be ...

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  7. Two cards are drawn from a well shuffled pack of cards find the probab...

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  8. If P(A)=x,P(B)=y and P(Acap B)=z then express P(bar A cap bar B) and P...

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  9. Find the probability that the birthday of 7 persons will fall on 7 dif...

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  10. What is the probability that a number selected from the numbers 1,2,3…...

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  11. The number lock of a suitcase has 4 wheels each labeled with ten digit...

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  12. Find the probability that the birth days of six different persons will...

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  13. The letter of word SOCIETY are placed at random in a row what is the p...

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  14. What is the probability that a non leap year selected at random will c...

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  15. The odds in favour of an event are 3:5 find the probability of occurre...

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  16. An integer is chosen at random from the first 100 positive integers wh...

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  17. A secretary writes 4 letters and the corresponding address on 4 envelo...

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  18. Two unbiased dice are thrown find the probability of obtaining a tota...

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  19. Two unbiased dice are thrown find the probability of obtaining at le...

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  20. Three groups of children contain respectively 3 girls and 1 boy, 2 gir...

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