1. A PhD takes twice as long as a bachelor's degree to complete. The average student takes 8.2 years to slog through a PhD program and is 33 years old before earning that top diploma. By that age, most Americans with mere bachelor's degree are well into establishing themselves professionally.2.he average student takes 8.2 years to slog through a PhD program and is 33 years old before earning that top diploma. By that age, most Americans with mere bachelor's degree are well into establishing themselves professionally. 2.
In most jurisdictions, Facebook requires everyone to be at least 13 years old before they can create an account. We strive to create a global community with consistent standards for everyone, but we also strive to respect local laws.
The same approach can be used with most of the Facebook ads split tests you can think of. Instead of immediately testing 10 age ranges, why donât you first test if young users (13-40) will work better than older ones (40-65).