Signif. codes: 0 ‘***’ 0.001 ‘**’ 0.01 ‘*’ 0.05 ‘.’ 0.1 ‘’ 1 Residual standard error: 5.774 on 3 degrees of freedom Multiple R-squared: 0.9, Adjusted R-squared: 0.8667 F-statistic: 27 on 1 and 3 DF,p-value: 0.01385 可以看到summary()函数给出了很多统计量,包括残差、截距...
Signif. codes: 0 ‘***’ 0.001 ‘**’ 0.01 ‘*’ 0.05 ‘.’ 0.1 ‘’ 1 Total Sum of Squares: 5.2364e+20 Residual Sum of Squares: 4.8454e+20 R-Squared: 0.074684 Adj. R-Squared: -0.029788 F-statistic: 5.00411 on 1 and 62 DF, p-value: 0.028892 x1 的系数表示当 X 增加一个单位...
Signif. codes: 0‘***’ 0.001 ‘**’ 0.01 ‘*’ 0.05 ‘.’ 0.1 ‘’ 1 Residual standard error: 0.02818 on 503 degrees of freedom (因为不存在,5个观察量被删除了) Multiple R-squared: 0.2036, Adjusted R-squared: 0.1862 F-statistic: 11.69 on 11 and 503 DF, p-value: < 2.2e-16 mod...
一般情况，p值在0～0.001之间是非常非常显著，通常用‘***’号表示；在0.001～0.01之间是非常显著，通常用‘**’号表示；在0.01～0.05之间是比较显著，通常用‘**’号表示；在0.05～0.1之间是显著，通常用‘.’号表示；在0.1～1之间是不显著。
Signif. codes: 0‘***’ 0.001 ‘**’ 0.01 ‘*’ 0.05 ‘.’ 0.1 ‘’ 1 #Tips:这里并不是真正的方差分析,而是一个对于分组编号的线性回归!因为变量tanner的自由度为1,而真正方差分析的自由度是组数-1,应该是5-1=4. 我们可以做如下的更改: ...
Signif. codes: 0 ‘***’ 0.001 ‘**’ 0.01 ‘*’ 0.05 ‘.’ 0.1 ‘’ 1 Residual standard error: 1.525 on 13 degrees of freedom Multiple R-squared: 0.991, Adjusted R-squared: 0.9903 F-statistic: 1433 on 1 and 13 DF, p-value: 1.091e-14 ...
(Intercept)2.480122 0.298476 8.31 3.7e-10 ***Span -0.0004720.013130 -0.04 0.971Gest -0.0043940.002081 -2.11 0.041 *---Signif.codes: 0 '***' 0.001 '**' 0.01 '*' 0.05 '.' 0.1 ' ' 1Residualstandard error: 1 on 39 degrees of freedo...
(Intercept) 37.2851 1.8776 19.858 < 2e-16 ***wt -5.3445 0.5591 -9.559 1.29e-10 ***---Signif. codes: 0 ‘***’ 0.001 ‘**’ 0.01 ‘*’ 0.05 ‘.’ 0.1 ‘’ 1Residual standard error: 3.046 on 30 degrees of freedomMultiple R-squ...
Coefficients:Estimate Std. Error t-value Pr(>|t|)log(pcap) 0.0043026 0.0253425 0.1698 0.86519log(pc) 0.2144604 0.0232533 9.2228 < 2e-16 ***log(emp) 0.7830897 0.0279794 27.9881 < 2e-16 ***unemp -0.0025609 0.0010546 -2.4282 0.01517 *---Signif. codes: 0 ‘***’ 0.001 ‘**’ 0.01 ‘*’...
Signif. codes: 0 ‘***’ 0.001 ‘**’ 0.01 ‘*’ 0.05 ‘.’ 0.1 ‘’ 1 如果用变量grp代替模型公式中的grpfin变量,将得到一个关于分组号的线性回归模型。得到的ANOVA表格如下: > anova(lm(trypsin~grp)) Analysis of Variance Table Response: trypsin ...