Question

circle the additive inver
seof the numbersfor the following numbers: D) 3-3 2 - 1.5 2 2 -3' 3 010 IN 1 -1 1 9 3 - 01 0 3 3​

Answer 1

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Answer 2

Answer:

Let X1, X2, ...,Xn be a random sample from a normal distribution with mean 0 and unknown variance o2. (a) Show that U = <!-, X} is a sufficient statistic for o?. [4] (c) Show that the MLE of o2 is Ô = 2-1 X?. [4] (c) Calculate the mean and variance of Ô from (b). Explain why ő is also the MVUE of o2.