e(df_m) = 2
e(df_r) = 206
e(F) = 1.938411373331803
e(r2) = .0184718955429548
e(rmse) = 1366.195431735498
e(mss) = 7236050.724410951
e(rss) = 384496931.2851584
表示什么



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