In the Investigation of an Epidemic the Most Appropriate Measure

question 5

Multiple Choice

In the investigation of an epidemic the most appropriate measure to describe the frequency of occurrence of illness is the:

• A)Prevalence
• B)Incidence rate
• C)Case‐fatality rate
• D)Attack rate
• E)Mortality rate

---

Definitions:

Private Speech

Vocal communication that individuals direct to themselves, often used as a tool for thought processing and problem-solving, particularly in children.

Lev Vygotsky

A Soviet psychologist known for his work on cognitive development, particularly the sociocultural theory that children learn through interactions with their surrounding culture.

Cognitive Development

A theory of how thought processes, including understanding, perception, and problem-solving, develop from infancy through adulthood.

Jean Piaget

A Swiss psychologist known for his pioneering work in child development and his theory of cognitive development stages.