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  1. J

    Help with finding the variance of an unbiased estimator

    Would it be (1/n)^2 * Var(X)? since all Xi are independent
  2. J

    Help with finding the variance of an unbiased estimator

    In terms of mu, here is the task itself
  3. J

    Help with finding the variance of an unbiased estimator

    No, it’s not given, I have to express through the constants and sample means.
  4. J

    Help with finding the variance of an unbiased estimator

    I need to find the variance of this estimator for population mean, I have already proven that it is unbiased, but I cannot fully calculate its variance. Could anyone please help?