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categoryإحصاء schoolبكالوريوس event_available2026-07-14

السؤال

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-27. Let X1, X2,..., X, be a random sample of size n from a population with mean μ and variance o². boasid (a) Show that X2 is a biased estimator for μ². (b) Find the amount of bias in this estimator. oma stil over (c) What happens to the bias as the sample size n increases?

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