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(b) The moment generating function of a noncentral chi-square distribution is given by 1 exp Mx (t) ( STA3703/011/0/2022 (i) use differentiation to find
(b) The moment generating function of a noncentral chi-square distribution is given by 1 exp Mx (t) ( STA3703/011/0/2022 (i) use differentiation to find the mean of X. (5) (4) (ii) Consider the functions x (iii) If x U and x of Z and y = u and find the Jacobian J (x, y z, u) _ 2 (n) are independent, derive the probability density function (iv) Name the distribution you derived in (9) (2)
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