Final answer:
Backups of data from an EMR Notebook are typically stored in the same AWS region as the notebook.
Step-by-step explanation:
In an EMR Notebook, the backups of data are typically stored in the same AWS region as the notebook. When you create an EMR Notebook in Amazon EMR, it automatically creates an Amazon S3 bucket in the same AWS region to store the notebook data. This bucket is where the backups are stored.