In Assessing the Internal Validity of an Intervention, We

question 3

Multiple Choice

In assessing the internal validity of an intervention, we

• A) consider its reliability
• B) test a hypothesis
• C) consider alternative hypotheses
• D) try to determine if certain changes cause certain outcomes

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Definitions:

Naturalistic Observation

A research method in which subjects are observed in their natural environment without any manipulation by the observer.

Selective Attention

The process by which a person focuses on one particular stimulus while ignoring other stimuli, demonstrating the brain's ability to prioritize sensory input.

Sensory Information

Data received by the sense organs (e.g., eyes, ears, skin) that is then interpreted by the brain.

Cocktail Party Effect

The brain's ability to focus one's auditory attention on a particular stimulus while filtering out a range of other stimuli, much like how a partygoer can focus on a single conversation in a noisy room.