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.

The higher education in Armenia has three levels namely undergraduate degree education called baccalaureate that takes 4 years, followed by 2-year study in magistracy. The final level is the post-graduate studentship that often takes a total of 3 years before graduation.

Academic institutions around the world offer a BSc or Bachelor of Science. This popular undergraduate degree is helpful in preparing students for the workplace or for advanced degree programs. The average BSc takes three to five years to complete.

Part time learning allows one to obtain part-time degrees even if one cannot attend school on a full-time basis. One can learn at his or own pace, gradually accumulating credits which count towards final qualification.