Update README.md

Co-authored-by: Kabilar Gunalan <[email protected]>

Author: MilagrosMarin

README.md

@@ -14,7 +14,7 @@ This document will guide you as a new DataJoint user through interactive tutoria
     - 04-Electrophysiology Imported Tables
     - 05-Electrophysiology Computed Tables
 
-- Completed exercises: notebooks with the code sections completed and solved.
+- In the `completed_tutorials` folder are Jupyter notebooks with the code sections completed and solved.
 
 - Short tutorials:
     - DataJoint in 30min