Which of the Following Is True of Case Studies

question 35

Multiple Choice

Which of the following is true of case studies?

• A) They are generally low in internal and external validity.
• B) They involve the manipulation of an independent variable.
• C) They support confident conclusions about causal relationships.
• D) They are a type of quantitative research.

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Definitions:

Prevalence

The proportion of a population found to have a condition at a specific time, often used in epidemiological studies.

Incidence

The frequency or rate at which new cases of a particular disease or condition occur in a population over a specified period.

Mortality

The state of being subject to death; the incidence of death in a population.

Morbidity

The condition of being diseased or the incidence of illness in a population.