Probability Sampling

question 28

Multiple Choice

Probability sampling:

• A) focuses on using techniques to ensure that the research sample is representative
• B) is primarily concerned with obtaining a large sample size rather than a representative sample
• C) is most commonly used in psychological research
• D) often utilizes advertising on the radio or in newspapers to recruit participants

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Definitions:

Competitive Market

A market structure characterized by a large number of buyers and sellers, free entry and exit, and products that are close substitutes, leading to price determination by supply and demand.

Coconuts

Tropical fruits with a hard outer shell and milky interior, known for their versatility in food products and industrial uses.

Fish

Aquatic animals that are typically cold-blooded, covered with scales, and equipped with fins, used as a significant food source for humans.

Comparative Advantage

An economic principle that refers to the ability of an entity to produce goods or services at a lower opportunity cost than others, leading to more efficient trade.