08 2023 档案

An effective way to find valuable reference materials related to SAS programming
摘要：To find references for PROC MEANS on sas.com, use the following search technique in Google Search Engine: `site:support.sas.com/resources/papers/proce 阅读全文
posted @ 2023-08-23 12:48 helloyuen 阅读(13) 评论(0) 推荐(0)
WHERE vs IF statement in SAS
摘要：![](https://img2023.cnblogs.com/blog/3254841/202308/3254841-20230823114243315-1692690340.png) 阅读全文
posted @ 2023-08-23 11:43 helloyuen 阅读(12) 评论(0) 推荐(0)
SAS 绘图相关的两个报错
摘要：使用proc gchart绘图时，出现以下报错。 ERROR: The PNG driver can not find any fonts. No output will be created. 原因：没有指定生成图表的输出路径 解决方法：在 SAS->Tools->Options->Prefere 阅读全文
posted @ 2023-08-15 21:24 helloyuen 阅读(132) 评论(0) 推荐(0)
标准差VS标准误
摘要：标准差（standard deviation of variables，符号σ）是方差的算术平方根。定义是各样本值与其平均值离差平方的算术平均数的平方根。它反映组内个体间的离散程度。标准差受到极值的影响。标准差越小，表明数据越聚集；标准差越大，表明数据越离散。 对于离散型随机变量，假设随机变量为X， 阅读全文
posted @ 2023-08-10 12:09 helloyuen 阅读(452) 评论(0) 推荐(0)
How to save a user-defined macro to a user-defined library
摘要：Compiled and stored: ``` libname mylib 'SAS-data-library'; options mstored sasmstore=mylib; %macro test / store source des='Description of macro'; cla 阅读全文
posted @ 2023-08-09 16:48 helloyuen 阅读(9) 评论(0) 推荐(0)
The SET Statement and Beyond in SAS
摘要：# SET {ds}; With no options specified, the SAS System *sequentially* reads each observation in the named data sets, *one observation at a time*, until 阅读全文
posted @ 2023-08-07 12:24 helloyuen 阅读(13) 评论(0) 推荐(0)
Hello, welcome to SAS world!
摘要：Now I will start my SAS journey from today on! Good luck to me ~ 阅读全文
posted @ 2023-08-06 15:26 helloyuen 阅读(10) 评论(0) 推荐(0)