You will learn how to use R tools to do data visualization, data transformation and exploratory data analysis. “R for Data Science” is available free online athttp://r4ds.had.co.nz/. Some other free online courses and books are listed below: Datacamphas a free R tutorial athttps://www...
教程侧重于R语言的编程知识,全面介绍了R语言的基础语法、数据结构、文件数据读取和操作(如CSV、Excel、XML、JSON、MySQL)以及R语言绘图。 学习地址:https://www.runoob.com/r/r-tutorial.html 5. Coursera - R语言数据分析 Coursera平台上的免费R语言数据分析课程由Google的顶尖课程授课时讲授,学习本课程无需有任何...
> for(n in 1:500){ + Anew = sample(A, size = 100, replace = T) # 有放回抽样 + Bnew = sample(B, size = 100, replace = T) + Cnew = sample(C, size = 100, replace = T) + dftemp = data.frame(score = c(Anew, Bnew, Cnew), + school = rep(c('A','B','C'),...
Stats Education’s Introduction to R: This resource is a great way to learn the basics of ggplot2 and how to apply aesthetic attributes to your plots. You can return to this tutorial as you work more with ggplot2 and your own data. RDocumentation aes function: This guide describes the sy...
Review the data Create plots using R in T-SQL Create a stored procedure using hist Next steps Applies to: SQL Server 2016 (13.x) and later Azure SQL Managed InstanceIn part two of this five-part tutorial series, you'll explore the sample ...
Here is a good tutorial for helping you out with that. By the way, these links are also useful in case you want to do a simple two way ANOVA for unbalanced design I will “later” add R-help mailing list discussions that I found helpful on the subject. If you come across good ...
Yingxiang Huang, Wentao Li, Fima Macheret, Rodney A Gabriel, Lucila Ohno-Machado, A tutorial on calibration measurements and calibration models for clinical prediction models, Journal of the American Medical Informatics Association, Volume 27, Issue 4, April 2020, Pages 621–633, https://doi.org...
Master the R Basics for Data Analysis By the time you’ve completed our Introduction to R course, you’ll be able to use R for your own data analysis. These sought-after skills can help you progress in your career and set you up for further learning. This course is part of several tr...
To see a complete example of how summary statistics can be used to analyze data in R, please download the summary statistics analysis example (.txt) file. Up Next: Zero-Order Correlations Thank you for participating in the Summary and Descriptive Statistics tutorial. I hope that it has been...
你可以用 readxl package, gdata package 和 XLConnectt 把 excel 文档导入 R 语言。(Read more on importing your excel files into R,http://blog.datacamp.com/r-tutorial-read-excel-into-r/) haven package 可以将 SAS,STATA 和 SPSS 数据文件导入 R...