No. Circulating blood estradiol level after menopause is only ~10-20 pg/ml. This small quantity is actually not from the ovary, but rather a product of two conversion steps that happen in the body: androstenedione-->estrone-->estradiol.
According to this tradition, public administration became a. profession in the United States when government set standards of education, experience, and skill for the hiring, promotion, and discharge of public administrators (say, by the Civil Service Act of 1883).
Public administration is the field of service that maintains a civil society and provides for the needs of the public. There are many career paths and degree programs in this field.