FINAL EXAM Flashcards
What is cognition?
Mental activities and processes associated with thinking, knowing, remembering, and communicating information
What is Paget’s definition of cognition?
Assimilation and accommodation
What is a concept?
The mental grouping of similar objects
What is conceptual art?
When the idea referred is more important than the art itself
How are concepts formed?
Through prototypes
What is a prototype?
A mental image of the best example of a concept
Where do prototypical categories originate from?
Evolution (safe vs. dangerous)
What is F.A.B.?
Fundamental attribution bias
When do prototypes fail?
When examples stretch beyond definition, the boundary between concepts is fuzzy, or examples contradict prototypes
What is problem solving?
The thinking we do in order to answer a complex question/to figure out how to resolve an unfavorable situation
What are the different kinds of problem solving?
Trial & error, algorithms, heuristics, and insight
What is trial & error?
Trying various solutions and and, if that fails, trying others
What is the downside of trial & error?
It takes a long time
What is a heuristic?
A short-cut, step-saving thinking strategy or principle that generates a solution quickly
What is the downside of heuristics?
They may be inaccurate
What is an algorithm?
A step-by-step strategy for solving a problem, methodically leading to a specific solution
What is insight?
A sudden realization, leap forward in thinking that leads to a solution
What did Kanneman and Tversky study?
Human problem solving
What award was given to Kanneman and Tversky?
A nobel prize in economics
What are the three steps of insight?
- Extra frontal lobe activity
- Experiencing “aha” moment and stating answer
- Burst of activity in right temporal lobe (area for receiving language)
What is a mental set?
The tendency to approach problems using a mindset that has worked previously, relying on assimilation rather than accommodation
What is a fixation?
The tendency to get stuck in one way of thinking/inability to see problem from a new perspective, a.k.a. unsuccessful assimilation
What is an availability heuristic?
To estimate the likelihood of of an event based on how much it stands out in our mind (type of mental set)
What is weighted attention?
An availability heuristic that influences the focus of attention (ex. danger of planes vs. motorcycles)
What are phonemes?
The smallest units of sound (vowels and consonants)
What are morphemes?
The units of meaning (suffixes, prefixes, words)
What is grammar?
The rules for using words, including semantics, definitions, connotations, and syntax
What does language consist of?
Phonemes, morphemes, and grammar
How many words are learned from 2-18 years old?
10 words per day
What level of language development do children reach in preschool?
They can recall words and meanings and assemble words into sentences while following social rules for speaking and listening
How many words can a 6-year-old recognize?
15,000
How many words can an 11-year-old recognize?
30,000
How many words can an adult recognize?
75,000
What stage of language development is reached at 0-4 months?
Receptive language
What is receptive language?
Associating sounds with facial movements and recognizing when sounds are broken into words
What stage of language development is reached at 4 months?
Productive language
What is productive language?
Babbling in multilingual sounds and gestures
What stage of language development is reached at 10 months?
The babbling sounds like the household’s language
What stage of language development is reached at 12 months?
The one-word stage
What is the one-word stage?
Understanding and beginning to say many nouns
What stage of language development is reached at 18-24 months?
The two-word “telegraphic” tweet/speech
What is two-word “telegraphic” tweet/speech?
Adding verbs and making sentences but missing words
What stage of language development is reached at 24+ months?
Speaking full sentences and understanding complex sentences
What was Chomsky’s perspective of language acquisition?
That language is linked to the unique structure of the human brain
What was Skinner’s perspective of language acquisition?
Language proceeds as a consequence of right reinforcement schedule
What is L.A.D.?
Language acquisition device
What book did Chomsky write?
Syntactic Structures (1957)
What book did Skinner write?
Verbal Behavior (1957)
How many citations does Chomsky have?
28,000
How many citations does Skinner have?
14,000
What is aphasia?
Impairment in ability to produce/understand language, usually caused by brain damage
What happens if the Boca’s area is damaged?
Difficulty in putting words together in sentences/speaking single words, although capable of singing a song
What happens if the Wernicke’s area is damaged?
Difficulty comprehending speech and producing coherent speech (not easily monitoring one’s own speech)
What five parts of the brain are used when reading a word?
- Visual cortex
- Angular gyrus
- Wernicke’s area
- Broca’s area
- Motor cortex
What role does the visual cortex play in reading a word?
Receives written words as visual stimulation
What role does the angular gyrus play in reading a word?
Transforms visual representations into an auditory code
What role does the Wernicke’s area play in reading a word?
Interprets auditory code
What role does the Broca’s area play in reading a word?
Controls speech muscles via motor cortex
What role does the motor cortex play in reading a word?
The word is pronounced
How do animals use productive language?
Have “words”: sounds, gestures, dances to communicate information
How many signs did Washoe the chimpanzee learn?
275 signs
What is linguistic determinism?
The idea that our specific language determines how we think
What is intelligence?
The ability to learn from experience, solve problems, and use knowledge to adapt to new situations (accommodation)
What are intelligence tests?
Series of questions and other exercises that attempt to assess peoples’ mental abilities in a way that generates a mental score to compare with others
Who discovered general intelligence (g)?
Charles Spearman (1863-1945)
How did Spearman discover general intelligence?
A factor analysis of different skills showed that those who did well in one area also did well in another
How does one have high “g”?
When those who do well in one area also do well in another
What is a factor analysis?
A statistical technique that determines how different variables relate
Who discovered the two categories of general intelligence?
Raymond Cattell
What is crystallized intelligence?
Skills (ex. biking, skiing)
What happens to crystallized intelligence over time?
It stays stable
What is fluid intelligence?
Creativity
What happens to fluid intelligence over time?
It fades with age
How does fluid intelligence relate to crystallized intelligence?
It correlates/overlaps
Who believed there are seven clusters of abilities?
Louis Thurstone (1887-1955)
What are Thurstone’s seven clusters of abilities?
- Verbal comprehension
- Inductive reasoning
- Word fluency
- Spatial ability
- Memory
- Perceptual speed
- Numerical ability
What is savant syndrome?
Having isolated “islands” of high ability amidst a sea of below-average cognitive and social functioning
Who believed there are eight types of intelligence?
Howard Gardener (1943)
What are Gardener’s eight types of intelligence?
- Naturalist
- Linguistic
- Logical-mathematical
- Musical
- Spatial
- Bodily-kinesthetic
- Intrapersonal
- Interpersonal
Who believed there are three types of intelligence?
Robert Sternberg (1949)
What were the three parts of Sternberg’s triarchic theory?
- Practical intelligence: expertise and talent that help to complete the tasks and complex challenges of everyday life
- Analytical intelligence: solving a well-defined problem with a single answer
- Creative intelligence: generating new ideas to help adapt to novel situations
What were the strengths of Spearman’s general intelligence?
Different abilities (ex. verbal and spatial) have some tendency to correlate
What were the weaknesses of Spearman’s general intelligence?
Human abilities are too diverse to be encapsulated by a single factor
What were the strengths of Thurstone’s primary mental abilities?
A single “g” score is not as informative as scores for seven primary mental abilities
What were the weaknesses of Thurstone’s primary mental abilities?
Results show a tendency to cluster, suggesting an underlying “g” factor
What are the strengths of Gardener’s multiple intelligences?
Intelligence is more than verbal and mathematical skills and other abilities are equally important to human adaptability
What are the weaknesses of Gardener’s multiple intelligences?
Are all abilities talents? Should some be considered less vital talents?
What are the strengths of Sternberg’s triarchic theory?
The three factors can be reliably measured
What are the weaknesses of Sternberg’s triarchic theory?
The three factors may be less independent and actually share an underlying “g” factor, while additional testing is needed to determined whether facets can reliably predict success
What is creativity?
The ability to produce ideas that are novel and valuable
What is creative intelligence?
Using these ideas to adapt to novel situations
What is convergent thinking?
Left-brain activity involving zeroing in on a single correct answer
What is divergent thinking?
The ability to generate new ideas, actions, and multiple options and answers
What kind of thinking does creativity involve?
Divergent thinking
What is social intelligence?
The ability to understand and navigate social situations
What is emotional intelligence?
Processing and managing emotional component of social situations, including one’s own emotions
What are the components of emotional intelligence?
- Perceiving emotions
- Understanding emotions
- Managing emotions
- Using emotions
What does it mean to perceive emotions?
To recognize emotions in facial expressions, stories, and even in music
What does it mean to understand emotions?
To see blended emotions and predict emotional states and changes in self and others
What does it mean to manage emotions?
To modulate and express emotions in various situations
What does it mean to use emotions?
To use emotions as fuel and motivation for adaptive thinking
What are the benefits of high emotional intelligence?
The ability to delay gratification and success in career and other social situations
What do verbal and intelligence test scores correlate with?
- Speed of info retrieval from memory
- Working memory capacity
- Speed of receiving/processing sensory and perceptual information
What test measures processing speed?
Conners test
What is an assessment?
An activity/instrument used to measure intelligence
What is the challenge behind assessments?
Whether the measurements are valid and reliable
Why was intelligence measured?
- To study how and why people differ in ability
- To match strengths/weaknesses to jobs and school programs
- “Survival of the fittest” process (eugenicist Francis Galton)
What was Alfred Binet’s test made for?
To find which children needed help within their education level
What did Binet’s test measure?
Mental age
What did Binet’s test imply about children with “lower abilites”?
They were delayed, not disabled
Who adapted Binet’s test?
Lewis Terman from Stanford University
What did Terman change in Binet’s test?
Added new test terms and extended age range to adulthood
What did William Stern’s scoring result in?
The concept of IQ (intelligence quotient)
How did Binet report scores?
As one’s mental age
How did Stern preserve the comparison of mental to chronological age?
Ratio/quotient
What is the equation for IQ?
IQ = (mental age/chronological age) x 100
How did Terman’s perspective of scores change?
Initially believed intelligence was innate (genetic) and unchanging, but later saw how they could be affected by education and familiarity with test’s language/culture
How did Binet believe one could improve a low score?
By studying and developing self-discipline and attention span
How did Terman believe one could improve a low score?
By removing genes from the population (eugenics)
What are achievement tests?
A measurement of what you’ve already learned
What are aptitude tests?
A prediction of ability to learn new skills
What is WAIS?
Wechsler Adult Intelligence Scale
What is WISC?
Wechsler Intelligence Scale for Children
What do WAIS and WISC measure?
“g”/IQ
Who created WAIS and WISC?
David Wechsler
What do Wechsler’s tests have subscores for?
- Verbal comprehension
- Processing speed
- Perceptual organization
- Working memory
What are the requirements for psychological tests to be considered useful?
- Standardized
- Reliable
- Valid
Where do 95% of scores fall on Weschler’s intelligence test?
30 points of 100
Where do 68% of scores fall on Weschler’s intelligence test?
15 points of 100
What is re-standardization?
Re-testing a sample of the general population to make an updated, accurate comparison group in case people are smarter than when test was first made
What is the Flynn Effect?
Performance on intelligence tests has improved over years worldwide
How is an assessment considered reliable?
When it generates consistent results
What is split-half reliability?
When two halves of a test yield the same results
What is test-retest reliability?
When a test gives the same results when used again
How is an assessment considered valid?
When it accurately measures what it is supposed to measure
What is content-validity?
Test correlates well with relevant criterion, trait, or behavior
What is predictive validity?
Test predicts future performance
What did adoption studies find regarding intelligence?
Adoptees’ intelligence scores look more like those of their biological parents
What are girls found to be better at?
- Spelling
- Locating objects
- Detecting emotions
What are boys found to be better at?
- Spatial reasoning
- Complex math problems
What is within-group?
When different conditions are compared within the same group
What is between-group?
When different conditions are compared between different groups
What is stereotype-threat?
The feeling that one will be evaluated based on negative stereotypes
How can stereotype-threat affect performance?
One may use working memory for worrying instead of thinking
What is empirical evidence?
A more careful style of forming and evaluating knowledge
What is anecdotal evidence?
Intuition and personal accounts
What is critical thinking used for?
Developing more effective and accurate ways to figure out what makes people do, think, and feel the things they do
How do the amygdala and heuristics relate to critical thinking?
The brain is designed for surviving and reproducing, but not the best tool for seeing “reality” clearly
How do the hippocampus, cortex, and algorithms relate to critical thinking?
To improve thinking, one must learn to catch themselves in critical thinking errors
What kind of evidence does critical thinking rely on?
Empirical evidence
What is hindsight bias?
“I knew this would happen”
Where does hindsight bias come from?
The mind builds current wisdom around what we have already been told; biased in favor of old info (assimilation)
What are the two errors of overconfidence?
- Performance
- Accuracy