If Y1, Y2,.... Yn denote a random sample from an exponential distribution with mean, then E( Yi )= θ andVar( Yi ) =θ2. Thus , E( Y bar ) =θand V( Y bar) = θ2 / n , orσYbar=θ / √n . Suggest an unbiased estimator for θ and provide an estimate for the standard error of your estimator.
