Question: Let X1, ...,Xn be a random sample from the EXP() distribution. Suppose that only first k order statistics X1:n, ...,Xk:n are observed. Find a minimal

Let X1, ...,Xn be a random sample from the EXP(λ) distribution. Suppose that only first k order statistics X1:n, ...,Xk:n are observed. Find a minimal sufficient statistic for λ.

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