You Want to Study the Physical Effects of Caffeine

question 56

Multiple Choice

You want to study the physical effects of caffeine. To recruit participants for your experiment you post a sign-up sheet for anyone willing to participate. This is an example of:

• A)random selection
• B)haphazard selection
• C)stratified selection
• D)type B selection

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Definitions:

Committed Fixed Costs

Long-term fixed costs that an organization has committed to, which are not easily changed, such as lease payments or insurance costs.

Short Term

Referring to a time frame typically less than one year, often relating to immediate goals, financial obligations, or investments.

Variable Cost

Costs that change in proportion with the level of production or business activity, such as materials and labor directly involved in production.

Activity

Refers to any action or task performed within an organization that consumes resources.