欧美福利在线播放_免费在线观看羞羞视频_加勒比色老久久爱综合网_性一交一乱一区二区洋洋av_国产麻豆麻豆_国产精品一线天粉嫩av_国产精品天美传媒入口_午夜a一级毛片亚洲欧洲_精品久久久久久久大神国产_四虎影视在线播放

R語言編程環境培訓

Basic R Language

In this module, you'll learn the basics of R, including syntax,

some tidy data principles and processes, and how to read data into R.

Basic R Language: Lesson Choices

Data Manipulation

During this module, you'll learn to summarize,

filter, merge, and otherwise manipulate data in R, including working through the challenges of dates and times.

Data Manipulation: Lesson Choices

Text Processing, Regular Expression, & Physical Memory

During this module, you'll learn to use R tools and packages to deal with text and regular expressions.

You'll also learn how to manage and get the most from your computer's physical memory when working in R.

Text Processing, Regular Expression, & Physical Memory: Lesson Choices

Choice 1: Get credit while using swirl | Choice 2: Get credit by providing a code from swirl

Large Datasets

In this final module, you'll learn how to overcome the challenges of working with large datasets both

in memory and out as well as how to diagnose problems and find help.