cognitive Flashcards

1
Q

Cross-sectional design

A

Comparing two or more groups on a particular variable at a specific time. The opposite is a longitudinal design where the researcher measures a change in an individual over time.

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2
Q

Longitudinal study

A

research over a period of time using observations, interviews, or psychometric testing. (Similar to a repeated measures design in an experiment).

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3
Q

Prospective research

A

A study that attempts to find a correlation between two variables by collecting data early in the life of participants and then continuing to test them over a period of time to measure change and development.

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4
Q

Retrospective research

A

A study of an individual after an important change or development. For example, the study of a person after a stroke. This requires the research to “reconstruct” the life of the individual prior to the event.

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5
Q

Verbal protocols

A

A type of interview where the researcher has the participant “think aloud” while solving a problem.

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6
Q

Declarative memory

A

“knowing what“
is the memory of facts and events and refers to those memories that can be consciously recalled. There are two subsets of declarative memory

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7
Q

Episodic memory

A

the memory of specific events that have occurred at a given time and in a given place.

memoriesof events

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8
Q

Procedural memory

A

“knowing how”
is the unconscious memory of skills and how to do things.

how to perform tasks

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9
Q

Semantic memory

A

general knowledge of facts and people, for example, concepts and schemas and it is not linked to time and place.

facts

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10
Q

Transactive memory

A

a mechanism through which groups collectively encode, store, and retrieve knowledge

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11
Q

Anchoring bias

A

an individual relies too heavily on an initial piece of information offered (known as the “anchor”) when making decisions.

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12
Q

Availability heuristic

A

a mental shortcut that relies on immediate examples that come to a given person’s mind when making a decision, rather than considering all information.

Heuristics - the process by which humans use mental shortcuts to arrive at decisions. Heuristics are simple strategies that are used to quickly form judgments, make decisions, and find solutions to complex problems.

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13
Q

Central Executive

A

The part of Baddeley & Hitch’s Working Memory Model responsible for the control and regulation of cognitive processes. It binds information from a number of sources into a coherent “episode”, coordinates the sub-systems, shifts between tasks, and handles selective attention and inhibition.

control center - manages and manipulates information

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14
Q

Cognitive bias

A

a systematic error in thinking that impacts one’s choices and judgments.

A systematic error, often subconsious, automatic, makes quick decesions

Cognitive biases are systematic cognitive dispositions or inclinations in human thinking and reasoning that often do not comply with the tenets of logic, probability reasoning, and plausibility. These intuitive and subconscious tendencies are at the basis of human judgment, decision making, and the resulting behavior.

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15
Q

Cognitive load

A

The amount of information that working memory can hold at one time

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16
Q

Cognitive misers

A

the tendency of people to think and solve problems in simpler and less effortful ways rather than in more sophisticated and more effortful ways, regardless of intelligence.

17
Q

Confabulation

A

a memory error that produces fabricated, distorted, or misinterpreted memories about oneself or the world.

18
Q

Displacement

A

In the MSMM this is what happens to information in STM if it is not rehearsed. It is displaced - or “knocked out” of the STM store by other incoming stimuli.

19
Q

Encoding

A

the initial learning of information by placing information into memory storage.

20
Q

Episodic buffer

A

The component of Baddeley & Hitch’s Working Memory Model dedicated to linking information across domains to form integrated units of visual, spatial, and verbal information with time sequencing (or chronological ordering), such as the memory of a story or a movie scene.

combines information to make it into a coherent episode

21
Q

Framing effect

A

When people react to a particular choice in different ways depending on how it is presented.

22
Q

Heuristic

A

a mental shortcut that allows people to solve problems and make judgments quickly and efficiently.

23
Q

Misinformation effect

A

when misleading information is incorporated into one’s memory after an event.

24
Q

Peak-end Rule

A

people judge an experience largely based on how they felt at its peak (i.e., its most intense point) and at its end, rather than based on the total sum or average of every moment of the experience.

25
Q

Phonological loop

A

The component of Baddeley & Hitch’s Working Memory Model responsible for processing auditory information.

26
Q

Primacy effect/recency effect

A

Primacy and recency effect are two components of the Serial Positioning Effect. The primacy effect results in a participant recalling information presented earlier in a list of information better than information presented later on. It is believed that covert rehearsal has already moved this information to LTM. The recency effect results in a participant recalling information presented at the end of a list of information better than information presented in the middle of a list. It is believed that this is because the information is still in STM and has not been displaced.

27
Q

Retrieval

A

the ability to access information from memory when you need it.

28
Q

Schema

A

mental representations that are used to organize our knowledge, assist recall, guide our behavior, predict likely happenings, and help us to make sense of current experiences.

Schemas are cognitive structures that are derived from prior experience and knowledge. They simplify reality, setting up expectations about what is probable in relation to particular social and textual contexts.

simplifies reality to organize knowledge/experiences, makes expectations

29
Q

Visuospatial Sketchpad

A

The component of Baddeley & Hitch’s Working Memory Model which holds information about what we see. It is used in the temporary storage and manipulation of spatial and visual information, such as remembering shapes and colors, or the location or speed of objects in space. It is also involved in tasks that involve planning of spatial movements, like planning one’s way through a building.

30
Q

Working memory

A

Another term for Short-Term Memory, this is the system that actively holds multiple pieces of transitory information in the mind, where they can be manipulated. Baddeley & Hitch called it working memory because they wanted to differentiate their concept from the “Memory Store Model” which made it appear that STM was simply a temporary, passive store for information.

31
Q

Dual Process Model

theory

A

Argues that there are two systems of decision-making - System 1 is an automatic, intuitive, and effortless way of thinking. System 2 is a slower, conscious, and rational mode of thinking.

32
Q

Flashbulb memory

theory

A

Brown & Kulik’s theory that memories created as the result of high levels of emotion - particularly surprise - are like “photographs.” The theory argues that a lot of peripheral and irrelevant information is retained.

33
Q

Multi-Store Memory Model

theory

A

proposed that memory consisted of three stores: a sensory register, short-term memory (STM), and long-term memory (LTM).

34
Q

Prospect theory

theory

A

describes the way people choose between alternatives that involve risk, where the probabilities of outcomes are known. The theory states that people evaluate these losses and gains using heuristics.

35
Q

Reconstructive memory

theory

A

The theory that when memories are accessed, they are not retrieved as a single, whole memory, but rather as a collection of independent memories put together. It is in this “reconstructive process” that distortions occur.

36
Q

Somatic marker hypothesis

theory

A

suggests that good decision-making depends on an ability to access appropriate emotional information linked to the situation in which the decision is being made.

prior emotinal response to similair event to make decesion

37
Q

Working memory model

theory

A

the theory that short-term memory is not a single store but rather consists of a number of different stores.