November 2009
Intermediate to advanced
332 pages
10h 8m
English
Example 8.1 Performing a Simple Subset 182
Example 8.2 Separating Unique Observations from Duplicate Observations Based on BY Values 185
Example 8.3 Separating Completely Duplicate Observations from Unique Observations 187
Example 8.5 Accessing a Specific Number of Observations from the Beginning and End of a Data Set 193
Example 8.6 Creating a Customized Sort Order without Adding a New Column to the Table 196
Example 8.7 Adding New Observations to the End of a Data Set 199
Example 8.8 Adding Observations to a Data Set Based on the Value of a Variable 201
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