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三个组各 n_i = 20 株植物,平均 \bar X_1 = 10 ,,。假设 (组内方差),计算方差分析的 并在5%水平上做决定。
三个组各 n_i = 20 株植物,平均 \bar X_1 = 10 ,,。假设 (组内方差),计算方差分析的 并在5%水平上做决定。
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