A Researcher Observes the Same Participants in Each of Five

question 9

Multiple Choice

A researcher observes the same participants in each of five different settings.Which source of variation is the variability attributed to observing the same participants in all five settings?

• A)between-groups variability
• B)within-groups variability
• C)between-persons variability
• D)error variability

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Definitions:

Atkinson-Shiffrin Theory

A model of memory proposed by Richard Atkinson and Richard Shiffrin that describes a structural model involving three key systems: sensory memory, short-term memory, and long-term memory.

Sensory Memory

The briefest element of memory that enables people to hold onto sensory information impressions even after the initial stimulus is no longer present.

Dual-Code Hypothesis

The theory that suggests information is remembered in both verbal and non-verbal formats, enhancing memory retention.

Rehearsal

A practice technique aimed at embedding information into the memory through repetition.