Defining the job of the principal and assistant principal. Districts create clear, rigorous job requirements that detail what principals and assistant principals must know and do, and that emerge from what research tells us are the knowledge, skills and behaviors principals need to improve teaching and learning.
(2000 Census). According to Population Pyramid of the World the total population of Zambia is 15 519 000 in 2015, compared to only 2 340 000 in 1950. The proportion of children below the age of 15 in 2010 was 46.4%, 50.6% was between 15 and 65 years of age, while 3.1% was 65 years or older.
Angola is a country that borders Zambia, Namibia, and the Democratic Republic of the Congo. Angola borders the South Atlantic Ocean as well. The current population in 2018 is estimated at 30.77 million, up from 2014's estimated 22.1 million.