SAS Learning Post
Technical tips and tricks from SAS instructors, authors and other SAS experts.![Which country has the most powerful passport?](https://blogs.sas.com/content/sastraining/files/2017/10/passport_ranking_2017-702x336.png)
If you plan to travel abroad and see the world, you'll need a passport. And, depending on several factors, you might also need travel visas. Which passports allow you to travel with the least amount of hassle (and the least amounts of visas)? Let's create a map to help you
![Finding your Dream Car with a little macro magic](https://blogs.sas.com/content/sastraining/files/2017/10/macromagic3-702x336.jpg)
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
![Do you say coke, pop, or soda?](https://blogs.sas.com/content/sastraining/files/2017/10/drinks-702x336.png)
Quick Quiz! Where might you hear the following conversation? ... Waitress: "What would you like to drink, honey?" Customer: "I'll have a coke." Waitress: "What kind?" Customer: "Diet Pepsi." If you answered somewhere between Texas and Georgia, you would be correct! To those of us not from that area, it
![Compatibility between model data and the target population](https://blogs.sas.com/content/sastraining/files/2017/08/Sarma_thumbnailcover.jpg)
To make accurate predictions, it is necessary that the sample data you use for model development is compatible with the target population. The distribution of each input used in the model should be similar in the sample and the target population. In your model you should include only those variables
![RDU airport -vs- surrounding parks and nature](https://blogs.sas.com/content/sastraining/files/2017/10/umstead_park_development-1-702x336.png)
In growing areas such as the Research Triangle Park, there is always the tough decision between developing land for business, or keeping it natural for parks and recreation. SAS is fortunate to have the great hiking trails at Umstead Park just across the road to the north - it's the
![Share your SAS Certification experience and maximize value](https://blogs.sas.com/content/sastraining/files/2017/10/Value_of_your_SAS_certification-702x336.jpg)
You know the value of your SAS Certification; does the rest of the world? A recent MONEY and Payscale.com study named SAS Analytics skills as the most valuable skills to have in today’s job market and certification is the best way to demonstrate those skills. Recognition like this helps solidify