| 15 | |
| 16 | |
| 17 | = The R environment = |
| 18 | R is an integrated suite of software facilities for data manipulation, calculation and graphical display. It includes |
| 19 | * an effective data handling and storage facility, |
| 20 | * a suite of operators for calculations on arrays, in particular matrices, |
| 21 | * a large, coherent, integrated collection of intermediate tools for data analysis, |
| 22 | * graphical facilities for data analysis and display either on-screen or on hardcopy, and |
| 23 | * a well-developed, simple and effective programming language which includes conditionals, loops, user-defined recursive functions and input and output facilities. [[BR]] |
| 24 | R 是一個有數據處理、計算和圖形顯示的綜合的套裝軟體工具,它包含: |
| 25 | * 一個有效的資料操作及儲存工具。 |
| 26 | * 一套用來特別的矩陣,用在計算符號 |
| 27 | * |
| 28 | * |
| 29 | * |