updating homework for week 3

app/pages/week_3.py

@@ -298,7 +298,7 @@ st.pyplot(fig)''',
     ### Tasks for this week:
     
     1. **Data Cleaning Exercise**
-        - Load the Titanic dataset
+        - Load the dataset used for your research
         - Identify and handle missing values
         - Convert categorical variables
         - Create summary statistics