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If A and B are independent events, then ...

If A and B are independent events, then :

A

`P(A nn B)=P(A).P(B)`

B

`P(A uu B)=P(A).P(B)`

C

`P(A nn B)=P(A)+P(B)`

D

`P(A uu B)=P(A)+P(B)`

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The correct Answer is:
A
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MODERN PUBLICATION-PROBABILITY-Objective Type Question (A. Multiple Choice Questions)
  1. The probability of obtaining an even prime number on each die, when a...

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  2. If P (E) denotes probability of occurrence of event E, then :

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  3. If A and B are independent events, then :

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  4. The probability of obtaining an even prime number on each die, when a...

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  5. If Aa n dB are two events such that P(A)=0. 5 ,P(B)=0. 6a n dP(AuuB)=0...

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  6. If A and B are two independent events such that P(AuuB)=0. 60\ a n d\ ...

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  7. Two cards are drawn from a well shuffled deck of $2 cards with replace...

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  8. Events A and B are independent if

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  9. A pair of dice is thrown once, the probability of doublet is :

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  10. If P(A)=(1)/(2) and P(B)=0, then P(A//B) is equal to :

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  11. If A and B are events such that P(A//B)=P(B//A), then :

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  12. A die is rolled. If the outcome is an odd number, what is the proba...

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  13. If P(A)=(3)/(5) and P(B)=(1)/(5), then the value of P(A nn B) when A a...

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  14. If A and B are two independent events and P(A)=(1)/(4),P(B)=(1)/(3), t...

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  15. If P(A)=(1)/(2),P(B)=(3)/(8) and P(A nn B)=(1)/(5), then P(A//B) is eq...

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  16. If P(A]B) > P(A), then which of the following is correct: (A) P(B" ...

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  17. If A and B are any two events such that P(A)+P(B)-P( A "and" B)=P(A), ...

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  18. The probability of obtaining an even prime number on each die, when a...

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  19. Let E and F be two events associated with the same random experiment. ...

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  20. The probability that a student is not a swimmer is 1/5. Then the proba...

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