Python

In [254]: assert top_walker assert isinstance(top_walker, float) Question 5e: What is the average income for people over the age of 65? Save your response in a variable called old_income. Note: We're asking for the actual income, not the log-10 of income. In [269]: over_65 - df[df['age']>65]. index old_income = df['income'].mean() over_65 File ""line 3 old_income = df['income'].mean(axis{index (over_65), columns (2) }) SyntaxError: invalid syntax In [ ]: assert old_income assert old_income > 5