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.
A small number of people of European ethnicity first came to Southern Rhodesia (now Zimbabwe) as settlers during the late 19th century. A steady immigration of white people continued for about the next 75 years. The white population of Zimbabwe reached a peak of about 296,000 in 1975, representing just over four percent of the population, but numbers then started to drop, to around 120,000 in 1999, and to no more than 50,000 in 2002, possibly much less.