et Y₁, Y2, ..., Yn be a random sample whose probability density function is given by 0 0 elsewhere and suppose that n = 200, Σ²0y₁ = 20, Σ²00 y² = 100, ²00 y³ = 250 and ß = 0.025. Σ?v 33 f(y; B) = 684 e 0, Find an approximate 95% Confidence interval for ß.

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