How do researchers determine what is true based on the data they collect? This question is one of the central concerns of statistics, which uses mathematical models to draw useful conclusions about the real world.

Many programs in Africa take place in a very unusual cultural and physical environment than most students are familiar with in the good old days. Come To Know to adapt to this living conditions is part of fun and the challenge of living there. The challenge is intellectual, emotional and physical.

A certificate is proof of qualification of a certain set of skills. Students who obtain a certificate have completed educational requirements and tests. Through completion, they become ready to pursue a degree or diploma, or to head into the professional world in their field of expertise.