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A coin is tossed three times {:(" E ...

A coin is tossed three times
`{:(" E "": " "head on third toss"," F "": " "head on first two tosses"):}`. Find `P(E//F)`

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The correct Answer is:
`:. ` From the formula , `P(E//F) = (P(Ecap F))/(P(E)) = ((1)/(8))/((1)/(4)) = (1)/(8) xx (4)/(1) = (1)/(2)` .
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SUBHASH PUBLICATION-PROBABILITY-Two marks questions with answers
  1. A coin is tossed three times {:(" E "": " "head on third toss"," ...

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  2. Determine P(E/F) . A coin is tossed three times {:(" E "": " "ati...

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  3. A coin is tossed three times {:(" E "": " "atmost two tails "," ...

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  4. Two coins are tossed once, where {:(" E "": " "tail appears on on...

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  5. Two coins are tossed once, where {:(" E "": " "no tail appears "...

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  6. A die is thrown three times, E : 4 appears on the third toss ...

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  7. Mother father and son line up at random for a family picture {:(" ...

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  8. A black and a red die are rolled. Find the conditional probability...

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  9. A black and a red die are rolled. Find the conditional probability...

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  10. A box of oranges is inspected by examining three randomly selected ora...

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  11. A fair coin and an unbiased die are tossed. Let A be the event 'head a...

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  12. A Die marked 1, 2, 3 in red and 4. 5, 6 in green is tossed. Let A be ...

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  13. Let E and F events with P(E) = (3)/(5), P(F) = (3)/(10) and P(Ecap F) ...

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  14. Given that the event A and B are such that P(A) = 1//2, P (Acup B) = ...

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  15. Given that the events A and B are such that P(A)=(1)/(2)," and "P(A cu...

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  16. Let A and B be independent events with P(A) = 0 . 3 and P(B) = 0 . 4, ...

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  17. Let A and B be independent events with P(A) = 0 . 3 and P(B) = 0 . 4, ...

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  18. Let A and B be independent events with P(A) = 0 . 3 and P(B) = 0 . 4, ...

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  19. Let A and B be independent events with P(A) = 0 . 3 and P(B) = 0 . 4, ...

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  20. If E and F are two evetns such that P(E) = (1)/(4) , P(F) =(1)/(2) an...

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