題組內容
B. Suppose that the random variables $Y_1, Y_2, \ldots, Y_n$ satisfy $$Y_i = \beta x_i + \varepsilon_i, \quad i = 1, 2, \ldots, n,$$ where $x_1, x_2, \ldots, x_n$ are fixed constants, and $\varepsilon_1, \varepsilon_2, \ldots, \varepsilon_n$ are iid $N(0, \sigma^2)$ with $\sigma^2$ unknown.
(c) (7%) Find the UMVUE of \( \beta \).
詳解 (共 1 筆)
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題旨分析 本題為通過原點的常態線性模型:...
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