《How to Use SAS - Lesson 5 - Data Reduction and Data Cleaning-Jj8WOndCNC8》
（提示：如果视频分为多个小段，请下载后用视频合并软件合并。）SAS教程（英文）
教程列表：
How to Use SAS - Lesson 1 - The SAS Interface-dwKfZq9lPFM
How to Use SAS - Lesson 2 - Creating Datasets on the Fly-MFd7wRoH5xw
How to Use SAS - Lesson 3 - Importing External Data-4UaAlL7VwY0
How to Use SAS - Lesson 4 - Merging Data Sets-zlDMwF3kQ6s
How to Use SAS - Lesson 5 - Data Reduction and Data Cleaning-Jj8WOndCNC8
How to Use SAS - Lesson 6 - SAS Arithmetic and Variable Creation-p_a0WP74lCQ
How to Use SAS - Lesson 7 - The One Sample t-Test and Testing for Normality
How to Use SAS - Lesson 8 - Paired and Two-Sample t Tests-ULq9kQtIDMQ
How to Use SAS - Lesson 9 - Chi-Square, Fisher's Exact Test, Relative Risk
How to Use SAS - Lesson 10 - Parametric and Non-parametric Correlation
How to Use SAS - Special Topic - Macro Coding and Macro Variables-bEXKgIJSfzg
How to Use SAS - Special Topic - The SAS Help Manual-Q8-yEqEnnMo
How to Use SAS - Special Topic - Working with SAS Datetime Data-j4dlXl4c0us
How to Use SAS - Special Topic - Configuring the SAS Environment for Efficiency