Which node would you use to join multiple nodes within SAS Enterprise Miner?

The End Groups Node is specifically designed to join multiple nodes within SAS Enterprise Miner. It serves as a way to finalize processes by merging outputs from different branches of the data flow into a single path. This is essential when you have multiple data preprocessing steps or analyses and want to consolidate their results for further processing or modeling.

Using the End Groups Node allows you to effectively manage your workflow, ensuring that all relevant data outputs are compiled together before moving on to subsequent analysis or model building steps. This is crucial for maintaining the integrity of the data lifecycle in complex projects where different analyses may need to converge.

In contrast, other choices such as the Ext Demo Node, SAS Code Node, and Open Source Integration Node serve different functions. The Ext Demo Node is more about demonstrations and is not used for combining nodes. The SAS Code Node allows for custom SAS programming but does not specifically aim to join nodes within the Enterprise Miner flow. The Open Source Integration Node focuses on incorporating open-source tools and techniques into the SAS workflow, which is not related to joining multiple nodes.