In a Survey,psychologists Select a Random Sample of Research Participants

question 590

Multiple Choice

In a survey,psychologists select a random sample of research participants in order to ensure that

• A)the participants are representative of the population they are interested in studying.
• B)there will be a large number of participants in the research study.
• C)the study will not be influenced by the researcher's personal values.
• Dthe same number of participants will be assigned to each of the experimental conditions.

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Definitions:

Existential Generalization

A logical operation that infers a general statement about the existence of something, based on particular instances or evidence.

Existential Instantiation

A logical process in formal argumentation where an existential quantifier (e.g., "there exists") leads to the establishment of an instance of its subject.

Universal Instantiation

A logical rule that allows for the conclusion that a general statement applies to a specific instance.

Existential Generalization

A logical operation that infers the existence of at least one member of a domain that satisfies a given property from a particular case or instance.