Question: Suppose that the true regression model is Vi = Bxit Ei where &; ~N(0, 02) with mean independence. Compare the conditional variance of the least

Suppose that the true regression model is Vi = Bxit Ei

Suppose that the true regression model is Vi = Bxit Ei where &; ~N(0, 02) with mean independence. Compare the conditional variance of the least squares slope estimator computed without a constant term with that of the estimator computed with an unnecessary constant term

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