We have sampled a number of values {X1 = -1, X2 = -2, X3 = 0, X4 = 1, X5 = 2}. Suppose X1, X2, X3,.., X5 are i.i.d. random variables tha follows the probability density function 1 f(T ; V2n o Please find the maximum likelihood estimator of o. Round your answer to three decimal places.

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