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Combining SAS data sets
There are a number of typical data management tasks. Three typical task are these:
- Combining two data sets with the same variables but different observations.
![](Chapter%203-4.gif)
- Combining two data sets with different variables but the same observations.
![](Chapter%203-5.gif)
- Creating a data set that is a subset of another data set, pulling off selected observations and/or variables.
![](Chapter%203-6.gif)
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