R 語言基礎 投影片 https://github.com/ywchiu/ipost/blob/master/slide/20170120%20-%20%E9%83%B5%E5%B1%80%20R%20%E8%AA%9E%E8%A8%80%E5%9F%BA%E7%A4%8E%E6%95%99%E5%AD%B8.pdf 程式碼 http://rpubs.com/ywchiu/Demo20170120 R https://cran.r-project.org/bin/windows/base/ RStudio https://www.rstudio.com/products/rstudio/download/ Markdown 說明 http://markdown.tw/