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If event A is contained in event B, P (A...

If event A is contained in event B, P (A or B)= P(B).

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  • Model Test Set - 10

    UNITED BOOK HOUSE|Exercise Exercise |41 Videos

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For any two events A and B, show that, P(A uu B) = P(A) + P(B) - P(A nn B) .

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

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

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

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UNITED BOOK HOUSE-Model Test Set - 4-Exercise
  1. a-=b (mod n) and b-=a (mod n) are equivalent

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  2. If A1,A2, A3, are equally likely, exhaustive and mutually exclusive th...

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  3. If event A is contained in event B, P (A or B)= P(B).

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  4. For a positively skewed distribution, what is the relation between mea...

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  5. Give an exaMP01le of ordinal data.

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  6. What is the relation of median, of a distribution with its quartiles?

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  7. The variance of 1st n natural number is 24. Find n.

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  8. For two independent events A and B with P(A)=0.5, P(B^C)=0.3, find the...

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  9. Give the expression not more than two events occur’ for two arbitrary ...

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  10. What is Random experiment?

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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. Write down the Fisher’s Price index formula.

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  14. What do you mean by wholesale price index number ?

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  15. With reason write that whether the following statements is consistent ...

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  16. In a moderately skew distribution A.M. = 24.6 and the median = 26.1. F...

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  17. The mean, median and the coefficient of variation of a distribution ar...

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  18. For any two events A1 and A2, show that P(A1 cap A2)lemin{P(A1),P(A2)...

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  19. Show that if events A and B are independent, then so are A^c and B^c.

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  20. In a group of 20 males and 5 females, 10 males and 3 females ae servic...

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