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Two unbaised coins are tossed. If one co...

Two unbaised coins are tossed. If one coin shows head, the probability that the other also shows head is ……..

A

`(1)/(4)`

B

`(1)/(2)`

C

`(1)/(8)`

D

1

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The correct Answer is:
B
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KUMAR PRAKASHAN-PROBABILITY-Multiple Choice Questions (MCQs)
  1. P(A' cup B') | C = ………………

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  2. A and B are events such that P(A) ne 0, P(B) ne 1 then P(barA // barB...

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  3. Two unbaised coins are tossed. If one coin shows head, the probabilit...

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  4. In a college 12 % students fails in mathematics, 25% fails in physics ...

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  5. Complementary events of E and F are E' and F' respectively if 0 lt P(...

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  6. Two cards are drawn in succession from a standard well shuffled pack o...

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  7. a circular wheel with numbers 1 to 20 on its surface is rolled twice. ...

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  8. Let A and B be two events such that P(A)= 0.4, P(A cup B)= 0.7 and P(B...

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  9. A problem in mathematics is given to three students A, B, C and their ...

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  10. The probability that A speaks truth is (4)/(5), while this probability...

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  11. A company has three plants at which it produces a certain item. 30% ar...

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  12. A problem of mathematics is given to three students and probability of...

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  13. Let E(1), E(2), E(3), ....,E(n) be independent events with respective ...

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  14. Two cards are drawn at random from the well shuffled pack of 52 cards....

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  15. If A and B are two independent events such that P(A)= (1)/(2), P(B)= (...

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  16. A small town has one fire engine and one ambulance available for emerg...

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  17. If A and B are two independent events such that P(A cap B)= (3)/(25) ...

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  18. A and B are independent events P(A cap B)= 0.5 and P(A)= 0.2 then P(B)...

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  19. A purse contains 6 Silver coins and 3 Gold coins. Another purse contai...

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  20. A fair coin is tossed n times, then what is the probability that H (He...

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