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Can anyone please answer the question in full details? Thanks! 4. [2] Let X1, . .., Xn be i.i.d Lognormal(u, 2) random variables, with /

Can anyone please answer the question in full details? Thanks!

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4. [2] Let X1, . .., Xn be i.i.d Lognormal(u, 2) random variables, with / E R and o? > 0. (Note that a Lognormal(u, ") random variable has pdf f(x; u, 2) = e-(los()-4)2/(202) V2no2x for all r E R.) Find the MLEs of / and o2

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