R语言和Rstudio安装

https://www.r-project.org/

https://zhuanlan.zhihu.com/p/596324321?utm_id=0

https://www.bilibili.com/video/BV1pj41127BB/

https://www.bilibili.com/video/BV1jZ421T7y5/?spm_id_from=autoNext