虚拟机：Ubuntu安装R语言环境

１．　修改 source.list， 添加：

deb https://mirrors.tuna.tsinghua.edu.cn/CRAN/bin/linux/ubuntu xenial/

2. 然后，执行

sudo aptitude update

sudo aptitude install r-base

$ R

R version 3.4.4 （2018-03-15） -- “Someone to Lean On”

Copyright （C） 2018 The R Foundation for Statistical Computing

Platform： i686-pc-linux-gnu （32-bit）

R is free software and comes with ABSOLUTELY NO WARRANTY.

You are welcome to redistribute it under certain conditions.

Type ‘license（）’ or ‘licence（）’ for distribution details.

Natural language support but running in an English locale

R is a collaborative project with many contributors.

Type ‘contributors（）’ for more information and

‘citation（）’ on how to cite R or R packages in publications.

Type ‘demo（）’ for some demos， ‘help（）’ for on-line help， or

‘help.start（）’ for an HTML browser interface to help.

Type ‘q（）’ to quit R.

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