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Updated 12th Standard Business Maths and Statistics Study Materials 2022-2023 Exams

12th Standard English Medium Business Maths Subject Probability Distributions Creative 2 Mark Questions with Solution Part - II Question Bank Software Jun-23 , 2021

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12th Standard English Medium Business Maths Subject Probability Distributions Creative 2 Mark Questions with Solution Part - II

12th Standard English Medium Business Maths Subject Probability Distributions Creative 2 Mark Questions with Solution Part - II

12th Standard

    Reg.No. :
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Business Maths

Time : 00:30:00 Hrs
Total Marks : 10
    5 x 2 = 10

  1. In a Poisson distribution 3 P(X = 2) = P(X = 4), then find the parameter of the distribution.

  2. If the mean of the binomial distribution with 9 trial is 6, then find the variance.

  3. If the mean of the binomial distribution is 20 and standard deviation is 4, then find the number of events.

  4. Suppose X is a binomial variate X ~ B (5, p) and P(X = 2) = P(X = 3), then find p.

  5. If 10 coins are tossed, find the probability that exactly 5 heads appears.

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