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Selective attention
Focusing on one specific aspect
Cocktail party effect
Ability to focus on a conversation in noisy environment (able to tune out other stimuli); type of selective attention
Inattentional blindness
Person fails to notice unexpected stimulus in the moment
Change blindness
Failure to notice large changes in environment because focus was elsewhere, rooted in memory (not focused on how something looked earlier)
Schemas
Mental frameworks of categories of objects/events/people that influence perception, help make up perceptual sets based on past experiences/knowledge/beliefs
Perceptual set
Tendency to perceive some aspects of sensory data + ignore others
Physical illusions
Manipulation of monocular cues for depth perception
Physiological illusions
Visual system getting overstimulated
Cognitive illusions
Mismatch between what you perceive and what you sense
Metacognition
Thinking about how you think and why
Executive functions
Cognitive processes that allow people to generate + organize etc
Formal concept
Logical and rigid rules that define concept
Natural concept
Formed from experiences and has fuzzy boundaries
Assimilation
Add new info to existing schemas
Accomodiation
Modifying existing schemas/making new ones in response to new info
Functional fixedness
Cognitive bias that limits person to use an object only in its traditional use
Priming
Exposure to one stimulus influences response to subsequent stimulus without conscious guidance
Gambler’s fallacy
Cognitive bias that occurs when random outcome of event is influenced by previous outcomes even if each event is independent
Sunk cost fallacy
Continuing to invest more into decision because too much has been invested, even if it’s not worth it anymore
Multiple intelligence
Suggests people have different types of intelligence
Growth mindset
Belief that abilities/intelligence can be developed
Fixed mindset
Belief that intelligence can’t be changed
Norms
Each test taker completes test in same conditions
Construct validity
How well test measures
Predictive validity
How well test predicts
Retest reliablity
Comparison between test attempts to see how stable scores are
Split half reliability
Divies test in half then compares scores, similar results means more reliable
Flynn efect
Average IQ scores have been increasing over generations, suggests rise in g is due to environment/culture changes
Stereotype threat
Phenomenon where people underperform when they feel at risk of confirming negative sterotypes
Stereotype lift
Stereotypically advantaged groups perform better
Memory
Persistence of learning overtime, info that can be stored/retrieved
Multi store model
Memory is 3 party system (sensory + long term + short term memory)
Baddeley’s working memory
System in brain that allows you to temporarily retain + manipulate stored info involved in complex process
Central executive
Control center of working memory; manages attention + coordinates other memory components + integrates information from our senses and long-term memory + essential for planning/problem solving/decision making
Phonological loop
Part of working memory that processes + stores auditory and verbal info + temporarily holds words/sounds for a few seconds + rehearses info in phonological store via subvocal repetition
Visuospatial sketchpad
Part of working memory that handles visual + spatial info + allows temporary storage and manipulate images spatial relationships which enables tasks like navigation
Memory span
Number of items a person can remember and repeat back using attention and short-term memory, magic number is 7 + or - 2 (5-9)
Effortful processing
Actively encoding to embed info into long term memory
Automatic processing
Unconscious encoding of information about space, time, frequency, and well-learned tasks
Levels of processing model
Depth of which info is processed, more will be remembered
Shallow processing
Basic level of processing without engaging with its meaning
Structural
Type of shallow encoding that focuses on physical structure of info
Acoustic
Type of shallow processing based on auditory aspects of info
Deep encoding
Processing info be connecting it to meaning (semantic)
Chunking
Grouping info into large meaningful units so more items can be hold in short term memory
Categories
Organizing related items with categories to structure info in a logical way
Hierarchies
System of ranked categories or levels for organizing info
Mnemonics
Helps recall info with simple cues like patterns or images
Method of loci
Associates items with physical locations
Amygdala
Involved in declarative + episodic memory, primary processor of emotional reactions
Cerebellum
Involved in implicit memories (conditioned associations)
Basal ganglia
Memory retrieval + procedural memory (habits)
Hippocampus
Where explicit memories for facts and episodes are processed + fed to other brain regions for storage “save button“
Autobiographical memory
Encompasses events + experiences of person’s life (both semantic + episodic memories)
Procedural memory
Recall of how to perform skills automatically (implicit memory)
Prospective memory
Remembering to perform planned action/recall planned intention in the future
Massed practice/cramming
Learning intensively over short period with no breaks
Maintenance rehearsal
Repeating reviewing info for short term memory
Elaborative rehearsal
Adding meaning to info for deep processing
Retrieval cues
Helps remember previously learned info
Context dependent memory
Remembering info better in same environment where you first learned it
State dependent memory
Retrieval is most effective when individual is in the same state of consciousness as when memory was formed
Primacy effect
Items presented at beginning of list are remembered better than items following, allows to be encoded into long term memory
Recency effect
Items presented at the end of list are remembered better than those in the middle, are still in short term memory and makes them accessible
Overlearning
Continued rehearsal after mastery and promotes improved recall
Tip of the tongue phenomenon
Confidence in knowing a name/word but can’t immediately recall it
Infantile amnesia
People cannot recall personal memories before age 3-4
Constructive memory
Process where memories are being actively constructed
Imagination inflation
Imagining an event occured can increase confidence that it actually occurred