population and sampling

The whole set of items that of inerest

An individual data point or observation within a dataset.

A selection of observations take from the population

Divisions within a population based on certain characteristics or attributes shared by the individuals or items in each subgroup

measures every member of a population

An individual of the population

a list of the items or people forming a population from which a sample is taken

every member of the population has the same probability of being selected

ask every xth person (selecting members of a population at regular intervals)

split into groups, take a certain amount of people from each group

split into groups, take the same number of people from each group

ask the first x people you come across