Survey
Statistical operation conducted with a representative sample of a population in order to study one or more of its characteristics.
Example
We surveyed 39 Grade 6 students to find out which of the following six colours was their favourite: white, orange, yellow, red, black, green Here is the data collected: Study population: Grade 6 students Sample: 39 students Characteristic studied: Favourite colour Here is the compilation table and the distribution of data according to the frequency of the survey: