In order to have a high confidence level in a customer survey, the sample size accurately reflects the entire population.
A discrete collection of entities with identifiable characteristics, such as humans or animals, for the purposes of analysis and data collection is called a population. It consists of a group of similar species that can inhabit a specific geographical location and interbreed.
A group of people, things, events, organizations, etc. Use populations to draw conclusions. Figure 1: Population. An example of a population is the entire student body of a school. Includes all students studying at the school when the data was collected.
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