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If event A implies B. then P(A) le P(B)...

If event A implies B. then `P(A) le P(B)`

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If A implies B, then what is P(AIB) ?

If A and B are mutually exclusive events, then (a) P(A) le P(barB) (b) P(A) gt P(B) (c) P(B) le P(barA) (d) P(A) gt P(B)

If A and B are arbitrary events, then a) P(A nn B) ge P(A)+ P(B) (b) P(A nn B) le P(A)+ P(B) (c) P(AnnB)=P(A)+ P(B) (d)None of these

Given P(A)=(3)/(7), P(B)=(4)/(7) and P(A+B)=(7)/(9) for two events A and B. Find P(A//B) and P(B//A) . Are the events A and B independent ?

If for two events A and B, P(A) = P (A/B) = 1/4 and P (B/A) = 1/2 , show that A and B are two mutually independent events.

For any two events A and b prove that, P(A) ge P(A cap B) ge P(A) + P(B) - 1

If P(A uu B) = 7/12 and P(A) = 1/3 for two independent events A and B, then find value of P(B).

For any two events A and b prove that, P(A cap B ) le P(A) le P(A cup B ) le P(A) + P(B)

For any two events A and B prove that P(A cup B) le P{A) + P (B) .

For two events A and B, P(A) or le P(A). (write true or false)

UNITED BOOK HOUSE-Model Test Set-2-Exercise
  1. The greatest common divisor of 29 and 2

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  2. A and B are mutually independent implies P(AIB) = P(A).

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  3. If event A implies B. then P(A) le P(B)

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  4. If the algebric sum of the deviations of 20 observations measured from...

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  5. State the empirial relation between mean, median and mode.

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  6. Which measure of dispersion do you use for a frequency distribution wi...

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  7. For a symmetrical distribution Q1 = 28 and Q3 = 46. Find the median?

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  8. Write down the importance of class bounderies in case of continuous va...

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  9. Let A and B be two events such that P(A) = 0.3 and P(A cup B) = 0.8. I...

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  10. If events A and B are complementary to each other, then P(B) =?

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  11. Draw venn diagram to represent the following set : (A cup B)-C.

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  12. Draw venn diagram to represent the following set : A cap B^c.

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  13. A-set contains 4 elements. It’s power set will contain element.

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  14. Write down the Fisher’s Price index formula.

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  15. Define ordianl and nominal data.

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  16. Describe cross sectional data with their utility.

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  17. In a certain distribution the first four moments about the value 4 of ...

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  18. If the A.M. and S.D. at n observation x1, x2,………….xn be barx and s res...

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  19. n persons are seated on n chairs at a round table. Find the probabilit...

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  20. State the statistical definition of probability.

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