Examlex
In a probability sample,every element in the population has a known statistical likelihood of being selected.
Press Freedom
The principle that communication and expression through various media, including print and electronic, should be considered a right to be exercised freely.
Ferdinand Tönnies
A German sociologist known for his analysis of social groups and the distinction between community (Gemeinschaft) and society (Gesellschaft).
Opinion Leaders
Individuals who have an influence over public opinion due to their authority, knowledge, position, or relationship with their audience.
Personal Contact
Direct interaction between two or more individuals, often in a face-to-face or physical manner, but it can also occur through digital means.
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