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For three distinct positive numbers a, b...

For three distinct positive numbers a, b, c with a + b + c = 1, show that `8abc le (2/3)^3`.

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UNITED BOOK HOUSE-Question Paper 2015-Exercise
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  2. What do you mean by purchasing power of money?

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  3. What is the effect of change of base and scale on central moments?

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  4. What are the differences between primary data and secondary data?

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  5. Distinguish between qualitative and quantitiative data.

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  6. Find the G.M. of n observations a, ar, ar^2,…………..ar^(n-1).

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  7. Write down the classical definition of probability.

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  8. Describe the different parts of table.

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  9. For three distinct positive numbers a, b, c with a + b + c = 1, show t...

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  10. For three values a, frac(a+b)(2) and b(> a) find the value of (Range)/...

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  11. State Lagrange's interpolation formula.

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  12. The first two moments of a distribution about the value 5 are 3 and 25...

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  13. In a certain distribution of the first three moments about the value 4...

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  14. State and prove Bayes Theorem of probability.

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  15. If the events E1, E2,………….En are independent and such that P(Ei^C) = i...

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  16. Define Laspeyre's and Paasche's price index formula.

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  17. Define Pearson's 2nd measure of Skewness (SK2). Show that -3 <SK<3

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  18. Two boxes contain balls as under: Box 1: 3 White and 2 Red balls Bo...

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  19. State and prove Bayes Theorem of probability.

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  20. Describe the different columns of a life table.

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