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A teacher would like to take a sample of their students by giving a survey to ten students from every class he teaches. He puts a piece of paper with the students' names in paper bags, with one paper bag representing one class. He then draws ten slips of paper from each bag to determine who will take the survey. What type of sampling has he just conducted?
Born out of Wedlock
Refers to a child born to parents who are not legally married to each other at the time of the child's birth.
Snob Effect
The phenomenon where the demand for a certain good increases as it becomes more exclusive or prestigious, independent of its price.
Elasticity
A measure of how much the quantity demanded or supplied of a good responds to a change in one of its determinants, such as price or income.
Marketing
The process of promoting, selling, and distributing a product or service, including market research and advertising.
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