Question: 4) Let X1, X2, ...Xn are i.i.d random sample from the probability density function (20 points) f (ac: |0 ) = ex-0) x;20 = 0,

4) Let X1, X2, ...Xn are i.i.d random sample from the probability density function (20 points) f (ac: |0 ) = ex-0) x;20 = 0, 0.w a) Write down the likelihood and find the sufficient statistic for d. b) Find the MVUE of 02

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