Final answer:
The median age of U.S. presidential candidates throughout history is approximately 55 years old, while the median age in 2020 was around 74 years old.
Step-by-step explanation:
The median age of U.S. presidential candidates throughout history is approximately 55 years old. However, the median age of U.S. presidential candidates in 2020 was around 74 years old. This means that the median age of candidates in 2020 was higher than the historical average.