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Let A and B be two events such that P(A)...

Let A and B be two events such that P(A) = 0.3 and `P(A cup B) = 0.8`. If A and B are independent events then P(B) = ?

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UNITED BOOK HOUSE-Model Test Set-2-Exercise
  1. For a symmetrical distribution Q1 = 28 and Q3 = 46. Find the median?

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

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

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

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

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

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

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  9. Define ordianl and nominal data.

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  10. Describe cross sectional data with their utility.

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

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

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

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  14. State the statistical definition of probability.

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  15. Describe Ratio chart.

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  16. Find the standard deviation of the values a,a+b,a+2b,a+3b,...,a+2nb(b>...

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  17. If the values of a variable be increased by 10, show the effect on ari...

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  18. If Y = a + bx, a, b be two real constants, then prove that Range (y) =...

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  19. Prove that /\ log f(x) = log[1+(/\ f(x))/(f(x) ].

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  20. Find /\^2(e^(ax+b)), taking the interval of differencing as 1.

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