Gujarat University M.Phil Statistics Paper 2012 Gujarat University Exam 2012 Test Question Paper Free Download Gujarat University Question Papers 2012 Gujarat University M.Phil Statistics Question Paper 2012 for all students Previous Year old Past Papers of Gujarat University M.Phil Statistics Paper 2012 Gujarat University Exam M.Phil Statistics Sample Model Question Papers Free Download PDF

**Statistics**

1. (a) What is intervened distribution ? Give some practical situatioHs where intervened distributions may arise.

(b) Derive pmf of intervened Poission distribution. Obtain its mean and variance.

(c) Define a spherical family of l)-valiate distributions. Show that p-variate normal distribution is a member of this family.

2. (a) Define a generaliseci gamma distribution. Explain how it reduces to classical exponential and gamma distributions. How would you estimate the parameters of Generaliseci Gamma Distribution ?

(b) Define Generaliseci Possion Distribution (GPD). How will you obtain GPD as a particular case of modified power series distribution. Obtain the mean and variance of

GPD.

3 (a) Define Lagrangian Beta and Gamma distributions.

(b) State and prove any two properties of Lagrangian gamma distribution.

(c) Define negative mult mom ial clistribu tion. Obtain its moment generating function.

3. (a) Define a mixture distribution. Prove N-S condition for the identifiability of a class of mixture distributions.

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Gujarat University M.Phil Statistics Question Paper 2012 1st year

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