Which subfield would involve a political scientist who would specialize in how a bureaucracy (in any country) implements governmental policies?

The answer would be Public Administration. This an disciple where the operation of government policy and also an academic discipline that studies this application and makes civil servants for functioning in the public service. Public administration is "mainly worried with the group of administration policies and programs in addition to the behavior of administrators formally accountable for their behavior.”

1920 census

the census was scheduled for january the 1st, as the government believed that more farmers would be in their homes by that time instead of april. the census did not ask about unemployment, the number of children, and how long was a couple married were not taken into consideration. individuals were considered as residents of the places they normally slept, not the places were they worked at or visited.

2010 census

the census was scheduled for april 1st, 2010. it was the shortest census in history: it only contained 10 questions related to name, age, gender, ethnicity, relationship, and whether the citizen owned a home or rented one. the government launched a website in order to provide the citizens with information regarding the census. there were also "teach census weeks" in schools nationwide.