Tips and Tricks

11月 112017
 

Here's a Proc Print trick for grouped data. Suppose your data is divided into groups, such as males and females. You could sort by the grouping variable before printing, like this: Suppose you want to better emphasize the groups. You could add a BY statement, like this: OK, but, personally, [...]

The post Simple Proc Print trick for grouped data appeared first on SAS Learning Post.

11月 012017
 

A ghoulish Halloween Boo to all my readers! Hope my costume freaks you out, but even if it doesn't, I’m positive PROC FREQ will in a few amazing ways! Today’s Programming 2: Data Manipulation Techniques class asked about the power of PROC FREQ. Since I stopped to explain some of it's benefits to [...]

The post 3 freaky ways PROC FREQ can work in your favor appeared first on SAS Learning Post.

10月 252017
 

Suppose you want a list of car manufacturers from the CARS dataset. Easy!  Call the %CHARLIST macro from a %PUT statement, like this: The CHARLIST macro generates a list of unique values of a selected variable from a selected dataset. So does PROC FREQ. But, if you don't need statistics, the CHARLIST [...]

The post Finding your Dream Car with a little macro magic appeared first on SAS Learning Post.

10月 172017
 

Would you like to format your macro variables in SAS? Good news. It's easy!  Just use the %FORMAT function, like this: %let x=1111; Log %put %format(&x,dollar11.); $1,111 %put %format(&x,roman.); MCXI %put %format(&x,worddate.); January 16, 1963   %let today=%sysfunc(today()); %put %format(&today,worddate.); October 13, 2017   %put %format(Macro,$3.); Mac What?!  You never [...]

The post How to format a macro variable appeared first on SAS Learning Post.

8月 102017
 

In this post I describe the important tasks of data preparation, exploration and binning.These three steps enable you to know your data well and build accurate predictive models. First you need to clean your data. Cleaning includes eliminating variables which have uneven spread across the target variable. I give an [...]

The post 3 steps to prepare your data for accurate predictive models in SAS Enterprise Miner appeared first on SAS Learning Post.

7月 182017
 

Datasets are rarely ready for analysis, and one of the most prevalent problems is missing data. This post is the first in a short series focusing on how to think about missingness, how JMP13 can help us determine the scope of missing data in a given table, and how to [...]

The post How severe is your missing data problem? appeared first on SAS Learning Post.

5月 262017
 

Elizabeth is courageous. Scoliosis since birth, corrective spinal surgery replaced her spine with steel, tripping on stairs permanently broke her right ankle. Then she decided to come take yoga with me. To help ease back pain & reduce hip stress, I offered options like bent legs not cross. In class [...]

The post Take that SAS option appeared first on SAS Learning Post.

4月 252017
 

When developing SAS® data sets, program code and/or applications, efficiency is not always given the attention it deserves, particularly in the early phases of development. Since data sizes and system performance can affect a program and/or an application’s behavior, SAS users may want to access information about a data set’s [...]

The post Determining the size of a SAS data set appeared first on SAS Learning Post.

4月 182017
 

Ok, so you know how to create multiple sheets in Excel, but can anyone tell me how to control the name of the sheets when they are all created at once? In the ODS destination for Excel, the suboption SHEET_INTERVAL is set to TABLE by default.  So what does that [...]

The post How to control the name of Excel sheets when they are all created at once appeared first on SAS Learning Post.

3月 232017
 

SAS® users have an easy and convenient way to quickly obtain useful information (referred to as metadata) about their SAS session with a number of read-only SAS DICTIONARY tables or SASHELP views. At any time during a SAS session, information about currently defined system options, libnames, tables, columns and their [...]

The post Exploring the content of the DICTIONARIES table and VSVIEW SASHELP view appeared first on SAS Learning Post.