Examlex
A(n) ________ is a subgroup of the elements of the population selected for participation in the study.
Gatekeeper
An individual or entity that controls access to something, often referring to decision-makers in businesses who control the flow of information or access to resources.
Auto Repair Shops
Businesses specialized in repairing and maintaining vehicles, including cars, trucks, and motorcycles.
Product
Anything provided to a market to fulfill a desire or requirement, encompassing tangible products, services, experiences, occasions, individuals, locations, real estate, entities, data, and concepts.
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