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R 语言经典实例(原书第 2 版)
book

R 语言经典实例(原书第 2 版)

by J.D. Long, Paul Teetor
June 2020
Beginner to intermediate
522 pages
9h 6m
Chinese
China Machine Press
Content preview from R 语言经典实例(原书第 2 版)
316
11
#> v 1 3097 3097 437.7 < 2e-16 ***
#> w 1 362 362 51.1 1.7e-10 ***
#> Residuals 96 679 7
#> ---
#> Signif. codes: 0 '***' 0.001 '**' 0.01 '*' 0.05 '.' 0.1 ' ' 1
如果你觉得将模型保存在变量中很麻烦,欢迎使用如下单行形式:
summary(lm(y ~ u + v + w))
或者你可以使用 magrittr 管道:
lm(y ~ u + v + w) %>%
summary
11.3.4 另请参阅
有关回归汇总的更多信息,请参阅 11.4 节。有关模型诊断的特定回归统计量,请参阅
11.17 节。
11.4 理解回归的汇总结果
11.4.1 问题
创建了一个线性回归模型 m。然而,你对 summary(m) 的输出感到困惑。
11.4.2 讨论
模型汇总结果很重要,它让你接触到了最关键的回归统计量。以下是 11.3 节的模型汇总:
summary(m)
#>
#> Call:
#> lm(formula = y ~ u + v + w)
#>
#> Residuals:
#> Min 1Q Median 3Q Max
#> -5.383 -1.760 -0.312 1.856 6.984
#>
#> Coefficients:
#> Estimate Std. Error t value Pr(>|t|)
#> (Intercept) 4.770 0.969 ...
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Publisher Resources

ISBN: 9787111656814