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NB (1) Question No1 is. ' feury. (2) Attempt amw musexecucer . out of remaining six questions. (3) Assume ne:umermanra e:: justify the same (4) Figures in . tourwindaUte full marks (5) Use of S)zee c sulzer is allowed Q1. (a) App. in 20-25 30 30-35 35-40 40-45 45-50 [10] you's of Mlicy 5 nolders For the abo Aquency distribution Find D J Quartilerange fi) Quartile Derision and its coefficient li1) Bowley's certicient of skewness Range annieis coefficient Q1. (b) What is the probriftity that thi vowels come together in the word [05] "COMMERCE"? Q1. (c) Prove that geometric dist sution is memory less [05] Q2. (a) The joint probabilitiesliensity function of "vo dimene" - rand of [08] variable (X, I) is git by f(x.y)=2-x-y Exs1, Osys1- #0, otherwi Me. 1) Find y. aginal des_ of x and y. ii) Find' fe condit al pitty function of xly an x. Find) Expect or lil)and Expectation(Y) Q2. (b) If X and Y are der (b) If X con variates show the con-1 [07] distribution d . doinomial utir Q2. (c) Theory predicts Q2. (c) Thertion of' . arez. Q2. (D [05] should be 9:3 seriment aor ber in the four 2, 313, a ental result sur y? ( tabul 12 for 3 Q3. (a) Fir Of.I P Ofson's s' false [08].0 swing data [08] inter -vo 'dimezo 40-50 aque 93 70