Dr Smith Uses a Sample of Participants in His Memory

question 117

Multiple Choice

Dr. Smith uses a sample of participants in his memory study. Any conclusions that can be drawn from the results may be applied to the general population if there is a high degree of

• A) internal reliability.
• B) external reliability.
• C) internal validity.
• D) external validity.

---

Definitions:

Heart-rate

The speed at which the heart beats, measured in beats per minute, which can indicate physical exertion, stress levels, or heart health.

Ripe Banana

A stage of banana fruit maturity characterized by soft texture, yellow skin often with brown spots, and a sweet flavor, indicating it is ready for consumption.

Numerical Understanding

The ability to comprehend and work with numbers, including basic arithmetic and numerical concepts.

Preoperational Stage

A stage in Piaget's theory of cognitive development, occurring roughly between the ages of 2 and 7, characterized by symbolic thought and egocentrism.