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Please see the picture to see my question! thanks! Let Mo = -Unln, Where in is a (nx1)-vector of ones and let x ~ N[0,

Please see the picture to see my question! thanks!

Let Mo = -Unln, Where in is a (nx1)-vector of ones and let x ~ N[0, In]. (a) Calculate the trace and the rank of Mo. (b) What is the distribution of quadratic form q = x'Mox? Give a short justification of your

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