1. Introduction to R R is a free software environment for statistical computing and graphics. It compiles and runs on a wide variety of UNIX platforms, Windows and MacOS. Why do we use R? Freeware!! Flexible!! Fast updating!! Limitation of R SPSS or Minitab are menu-based so easy to use R (as well as SAS) is language-based so hard to learn R has also a limitation on handling large-sized data, de..
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