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Show that two independent events with po...

Show that two independent events with positive probabilities can't be mutually exclusive and vice versa.

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Give the definition of mutually exclusive events.

Define with examples : Mutually exclusive events.

Can two mutually exclusive events with positive probabilities be independent ? Give reasons.

If the events A and B are mutually exclusive then-

State and prove the " addition theorem" of probability for two mutually exclusive events.

Let A and B be two independent events. The probability of their simultaneous occurrence is 1/8 and the probability that neither occurs is 3/8. Find P(A)a n dP(B)dot

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

If A and B are two independent events, the probability that both A and B occur is 1/8 are the probability that neither of them occours is 3/8. Find the probaility of the occurrence of A.

Let A and B be two events such that p( bar (AuuB))=1/6, p(AnnB)=1/4 and p( bar A)=1/4 , where bar A stands for the complement of the event A. Then the events A and B are (1) mutually exclusive and independent (2) equally likely but not independent (3) independent but not equally likely (4) independent and equally likely

If the events A and B are not mutually exclusive then P(A cup B) =

PATHFINDER-PROBABILITY-QUESTION BANK
  1. The integers x and y are chosen at random with replacement from nine n...

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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  18. A speaks truth in 70% cases and his friend B speaks lie in 20% cases ....

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  19. The odds in favour of an event A are 3:4 the odds against another inde...

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  20. A box contains 7 white and 5 black balls two are drawn at random find ...

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