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If three numbers are drawn are drawn at random from the frist 30 natural numbers, then the probability that they are in A.P.

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UNITED BOOK HOUSE-Question Paper 2017-Exercise
  1. Define Real Wage.

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  2. State the Factor Reversal Test of index number.

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  3. Show that for a set of first n (le 2) natural number n < [n+1/2]^n

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  4. What is the difference between cross sectional data and Time series da...

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  5. If A and B are two events then show that P(B) = P(A). P(B/A) + P(A^C)....

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  6. If A^c and B^c are two independent events, then show that A and B are ...

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  7. x and y are two variables, such that y = (3)^(1/x). If the harmonic me...

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

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  9. What is mail questionnaire method? When this method is useful?

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  10. If two positive values of a variable be x(1) and x(2) and the arithmet...

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  11. State and prove that Cauchy-Schwarz inequality.

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  12. Derive the expression of 4th order central moments in terms of raw mom...

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  13. If three numbers are drawn are drawn at random from the frist 30 natur...

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  14. The harmonic mean of 4,8,16 is

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  15. What is Family budget enquiry?

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  16. What is real life application of Life Table?

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  17. State Lagrange's interpolation formula.

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  18. If s and R are respectively the standard deviation and range of set of...

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  19. Prove that mean deviation will be minimum when deviation are taken fro...

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  20. A problem of Statistics is given to three students A, B and C, where c...

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