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Robert AllisonOctober 25, 2018 0

What is the most common last name in each North Carolina county?

The other day I was playing around with the voter registration data for all ~8 million registered voters in North Carolina (yes - this guy knows how to have fun!), and I got to wondering what last names were the most common. I summarized the data by county, and the

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Government

Analytics | Learn SAS | Programming Tips

Rick WicklinOctober 24, 2018 0

Bootstrap regression estimates: Case resampling

If you want to bootstrap the parameters in a statistical regression model, you have two primary choices. The first is case resampling, which is also called resampling observations or resampling pairs. In case resampling, you create the bootstrap sample by randomly selecting observations (with replacement) from the original data. The

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Data Visualization | Learn SAS | Programming Tips

Sanjay MatangeOctober 23, 2018 0

Custom bar labels

Recently a colleague was requested to create a bar chart showing the performance of students in a school compared to county and state wide schools. The solution using SGPLOT was simple as shown below. /*--Create data--*/ data school; input Year Group $ Value; format Value percent5.1; datalines;

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