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Pune University - FY BSc STATISTICS - II, April 2010

5 pages, 48 questions, 1 questions with responses, 1 total responses,    0    0
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Total No. of Questions : 5] [Total No. of Pages : 5 [3717] - 14 P192 F.Y. B.Sc. STATISTICS / STATISTICAL TECHNIQUES Discrete Probability and Probability Distributions (Paper - II) (New Course) Time : 3 Hours] Instructions to the candidates : 1) All questions are compulsory. 2) Figures to the right indicate full marks. 3) Use of statistical tables and calculator is allowed. 4) Symbols have their usual meanings. Q1) a) [Max. Marks : 80 Choose correct alternative for the following : [4 x 1 = 4] i) If A and B are independent events with P(A) = 0.5 and P(B) = 0.2, then P ( A B) is ii) I) 0.7 II) 0.6 III) 1.0 IV) 0.52 If random variable X has binomial distribution with parameters n and p, then I) mean > variance II) mean = variance III) mean < variance IV) mean variance. iii) For a Poisson distribution if P[ X = 2 ] = 1 P[ X = 3] , then the 2 parameter of the distribution is equal to I) 2 II) 3 III) 6 IV) 5 iv) For a sample space = {w1 , w2 , w3 , w4 } , P{w1} = P{w2} = 2 , 8 1 , P{w4} = k. 8 This will be a probability model if k is equal to I) 0 II) 1 P{w3} = III) 1 8 IV) 3 8 P.T.O.

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Additional Info : F.Y. B.Sc. STATISTICS / STATISTICAL TECHNIQUES : Discrete Probability and Probability Distributions (Paper - II) (New Course), Pune University
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