Update README.md

Author: brendaweles

polars-missing-data/README.md

@@ -5,6 +5,6 @@ The files are:
 tutorial_code.ipynb	 - Contains the code you see in the tutorial.
 tips.parquet		 - Parquet file containing tips information.
 sales_trends.csv	 - CSV file containing sales trend data.
-ft_exercise.parquet	 - Parquet file containing data used in consolidation exercise.
-ft_exercise_solution.csv - Parquet file containing solution to consolidation exercise.
+ft_exercise.parquet	 - Parquet file containing data used in the comprehension exercise.
+ft_exercise_solution.csv - Parquet file containing the solution to the comprehension exercise.