Adding age
Given is an early stage basetable that contains the donor ID and birth date of candidate donors. In this exercise you will learn to add the age of these donors to the basetable. The method to calculate "age" is already implemented for your convenience. Keep in mind the following timeline of the basetable:

Deze oefening maakt deel uit van de cursus
Intermediate Predictive Analytics in Python
Oefeninstructies
- Fill out the reference date.
- Add a column "age" to the
basetablethat is the age of the donor on the reference date. The functioncalculate_agehas been implemented for you. It takesdate_of_birthandreference_dateas arguments. - Print the mean age of all donors.
Praktische interactieve oefening
Probeer deze oefening eens door deze voorbeeldcode in te vullen.
# Reference date
reference_date = datetime.date(____, ____, ____)
# Add age to the basetable
basetable["age"] = (pd.Series([calculate_age(____, ____)
for date_of_birth in basetable["date_of_birth"]]))
# Calculate mean age
print(round(basetable["____"].____()))