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R中的aov:未显示F统计数据_R_Anova - Fatal编程技术网

R中的aov:未显示F统计数据

R中的aov:未显示F统计数据,r,anova,R,Anova,在R中使用aov()函数时,我没有得到F统计值或p值。(我看了t,但我使用的是单向设计,所以答案不适用) 自变量是“教师”,因变量是“分数”。我用数据中的随机案例样本复制了下面的代码 teacher <- c("B","C", "B", "A", "A", "B", "A", "D", "B", "C", "D", "C", "B", "C", "C", "B", "C", "B", "B", "D", "A", "A", "C", "A", "D") scor

在R中使用aov()函数时,我没有得到F统计值或p值。(我看了t,但我使用的是单向设计,所以答案不适用)

自变量是“教师”,因变量是“分数”。我用数据中的随机案例样本复制了下面的代码

teacher <- c("B","C", "B", "A", "A", "B", "A", "D", "B", "C",
             "D", "C", "B", "C", "C", "B", "C", "B", "B", "D", "A", "A", "C", "A", "D")

score <- c(10,13,13,7,7,4,7,10,3,13,11,17,14,11,13,8,15,13,8,9,8,12,10,5,11)

mydata <- data.frame(teacher,score)

aov(score~teacher, data = mydata)

所以我的问题是:为什么我没有得到F统计/p值?如何获取这些值?

p值在摘要中。如果您尝试:

总结(aov(分数~教师,数据=我的数据))

您将获得:

            Df Sum Sq Mean Sq F value Pr(>F)  
teacher      3  108.0   36.01   4.114 0.0192 *
Residuals   21  183.8    8.75                 
---
Signif. codes:  0 ‘***’ 0.001 ‘**’ 0.01 ‘*’ 0.05 ‘.’ 0.1 ‘ ’ 1

p值在摘要中。如果您尝试:

总结(aov(分数~教师,数据=我的数据))

您将获得:

            Df Sum Sq Mean Sq F value Pr(>F)  
teacher      3  108.0   36.01   4.114 0.0192 *
Residuals   21  183.8    8.75                 
---
Signif. codes:  0 ‘***’ 0.001 ‘**’ 0.01 ‘*’ 0.05 ‘.’ 0.1 ‘ ’ 1

我还发现了一种很酷的摘要方式,可以用“unlist”命令列出这些内容以供提取——这篇文章中,多亏了@yeinhornI,我还发现了一种很酷的摘要方式,可以用“unlist”命令列出这些内容以供提取——这篇文章中,多亏了@yeinhorn