在R语言中,summarise_each和summarise_all是dplyr包中的两个函数,用于对数据进行汇总和计算。 summarise_each函数可以对指定的多个列进行相同的汇总操作,例如计算平均值、总和等。它的语法如下: 代码语言:R 复制 summarise_each(.data, funs(.), ...) 其中,.data表示要进行汇总操作的数据框或数据表,funs(.)表示...
library(dplyr) # 创建一个示例数据集 data <- data.frame( var1 = c(1, 2, 3, 4, 5), var2 = c(2, 4, 6, 8, 10), var3 = c(3, 6, 9, 12, 15) ) # 使用summarise_each计算每个变量的p-value result <- data %>% summarise_each(funs(t.test(., data$var1)$p.value)...
summarise vs. summarise_each function in dplyr package 我正在尝试使用 dplyr 包将数据与 group_by 拆分后总结一个变量的值,以下代码工作正常,输出如下所示,但我不能用 summriase 替换 summarise_each 甚至只有一个列需要计算,不知道为什么? 1 2 iris %>% group_by(Species) %>% select(one_of(‘Sepal.L...
在学习C语言时，一个比较容易混淆的概念就是函数指针、指针函数、返回值为指针的函数。本文将对这三个...
Directions: Read the following two paragraphs. Summarise the main idea of each paragraph in no more than15 words.Use your own words as far as possible. It appears that through the ages and across different cultures, people have always changed their bodies and faces for a wide variety of reas...
Choose the statement (I-X) below that best summarises each paragraph (A-H) in Reading Passage 2. Write your answers in boxes 20-27 on your Answer Sheet. NOTE: there are more statements than paragraphs so you will not use them all.LIST OF SUMMARY STATEMENTS...
百度试题 结果1 题目D Circle the odd one out in each group.4 summarise outline recap elaborate 相关知识点: 试题来源: 解析 4 elaborate 反馈 收藏
[translate] aCould you please advise the check in and check out time for us 可能您请劝告检查,并且检查为我们计时 [translate] a• Summarises the duality associated with each business transaction • 总结双重性与每经济业务相关 [translate] ...
Summarise the main idea of each paragraph in no more than 15 words. Use yourown words as far as possible.It appears that through the ages and across different cultures, people have always changed their bodies and faces for a wide variety of reasons: sometimes to help them look morebeautiful...
我会主动采纳优质答案,谢谢!Summarise the text on page 4 bycompleting the passage. The firstletter of each word has been given.How to balance economic developmentand cultura hertagepcan bea comple problem.In Egypt thePof building the AswanDam met with pforfear ofdthetemple and culturalreic. ...