Question

我正在努力对我运行的GLM进行事后测试。我有一个显着的区别，但在尝试进行TukeyHSD时仍然出现错误。任何人都可以向我解释为什么会这样，以及我如何纠正它？我是R的新手......谢谢！

Call:
glm(formula = cbind(sampling_unit) ~ +species_count_rain + species_count_dry   + 
dist_riv + dist_stream, data = GLM1)

Deviance Residuals: 
 Min        1Q    Median        3Q       Max  
-15.7321   -3.8064   -0.8604    4.3677   18.3710  

Coefficients:
                    Estimate Std. Error t value Pr(>|t|)  
(Intercept)        -4.035778   6.108781  -0.661   0.5149  
species_count_rain  0.101275   0.732416   0.138   0.8911  
species_count_dry   2.551763   1.003939   2.542   0.0176 *
dist_riv            0.002783   0.001488   1.871   0.0732 .
dist_stream         0.012681   0.006426   1.974   0.0596 .
---
Signif. codes:  0 ‘***’ 0.001 ‘**’ 0.01 ‘*’ 0.05 ‘.’ 0.1 ‘ ’ 1

(Dispersion parameter for gaussian family taken to be 55.80858)

Null deviance: 2247.5  on 29  degrees of freedom
Residual deviance: 1395.2  on 25  degrees of freedom
AIC: 212.32

Number of Fisher Scoring iterations: 2

> plot(lrfit)
Hit <Return> to see next plot: 
Hit <Return> to see next plot: 
Hit <Return> to see next plot: 
Hit <Return> to see next plot: 

> TukeyHSD(GLM1, species_count_dry, ordered = FALSE, confint.level = 0.95)
Error in UseMethod("TukeyHSD") : 
 no applicable method for 'TukeyHSD' applied to an object of class       "data.frame"

GL的GL Post Hoc Tukey HSD错误

0 个答案: