All of the Following Are Examples of an Observational Study

question 66

Multiple Choice

All of the following are examples of an observational study EXCEPT:

• A)a mystery shopper pretending to be a customer in a McDonald's outlet
• B)a cable laid across the street that records the number of cars that pass a certain intersection
• C)scanning and recording bar codes of products purchased
• D)a consumer responding to a questionnaire about advertising

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Definitions:

Early Adopters

Individuals or organizations that begin using a new product, technology, or innovation early in its life cycle, often influencing others.

Diffusion of Innovations Theory

A sociological model that explains how new ideas, practices, or products gain momentum and spread through a specific population or society over time.

Public Awareness

The extent to which the general population is informed about an issue, cause, or brand, often as a result of targeted information campaigns.

Trial

A formal examination of evidence by a judge, typically in a court, to decide guilt in a case of criminal or civil proceedings.