Being the largest city, Belgrade is also the capital of Serbia. It is also the one of the largest in Southeastern Europe and has a population that is close to 2million people. It is a metropolitan city that has a fascinating nightlife, great culture, and architecture.

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.

Serbia (Serbian: Србија, Srbija) is a country located in the Balkans, in Southern Europe. During the summer tourists love spending their time in Belgrade and enjoy the nature of many national parks throughout the country. Most European nationals need no visa for entering Serbia.

Requirements for the PhD program often involve the student having already obtained a Master’s degree. Additionally, a thesis or dissertation primarily consisting of original academic research must be submitted. In some countries, this work may even need to be defended in front of a panel.