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Final Exam Review
Vocabulary review
58
Psychology
Undergraduate 2
05/01/2012

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Cards

Term
Algorithm
Definition
Method that will always produce a solution to a problem, although the process can be inefficient sometimes; a known procedure
Term
Functional fixedness
Definition
resources available to you can be used in more than one way; people who are fixated on an object's purpose are bad problem-solvers
Term
Maier (1931)
Definition
Dangle two strings that you must tie together. The strings are too short to be tied at their ends. A functional fixedness problem.
Term
Duncker (1945)
Definition
Asked people to end up with a lit candle off the ground. The people were provided with a candle, matches, and a box of thumb tacs. This is an example of a functional fixedness problem.
Term
Luchins (1942)
Definition
Gave people 7 problems with a pitcher involving how to get a pitcher with an exact amount of liquid. This is an example of a mental set problem.
Term
Mental set
Definition
You get used to solving a problem in a particular way and you get stuck in that way of thinking.
Term
Initial state
Definition
Situation at the beginning of a problem.
Term
Goal state
Definition
Reached which you solve the problem.
Term
Problem space
Definition
When searching for the problem you are in search of __________.
Term
Permissible operations
Definition
All of the possible ways to solve a problem.
Term
Hill-climbing
Definition
You want to select the alternative that moves you toward your goal; this eliminates any backtracking, which can be essential for problem-solving.
Term
Means-ends heuristic
Definition
(1) first you divide the problem into a number of subproblems. (2) then you try to reduce the difference between the initial state and the goal state for each of the problem's.
Term
Logic problems
Definition
Good prediction accuracy (can you solve the problem?)
Thinking aloud is not disruptive (verbal protocall)
Term
Insight problems
Definition
Poor prediction accuracy.
Thinking aloud is disruptive and what you say aloud does not indicate how you get to a solution.
Term
Heuristic
Definition
General rule that is usually correct.
Term
Surface features
Definition
The specific objects and terms used in the question of a problem.
Term
Structural features/deep structure
Definition
The underlying core that they must understand in order to solve the problem correctly.
Term
Logic problems.
Definition
Which kind of problem do can you describe metacognitively?
Term
Insight problems.
Definition
Which kind of problem can you not explain metacognitively?
Term
Logic problems.
Definition
Which kind of problem can involve backtracking?
Term
Insight problems.
Definition
Which kind of problem cannot involve backtracking; the answer just comes to you?
Term
Isomorphic problems.
Definition
At the heart of the problem, two problems are the same but they are presented/look different.
Term
Incubation
Definition
Leave a problem and go back to it at another time.
Term
Surface structure.
Definition
Which kind of structure is easy to identify in two problems?
Term
Isomorph
Definition
A problem can be a(n) __________ of another problem, meaning they have the same deep structure.
Term
Representations
Definition
Our understanding of what a problem is; our understanding of what a goal is and the committed steps
Term
Representation.
Definition
You can get stuck in a problem if you pick the wrong __________, or if your __________ has errors.
Term
Intermediate
Definition
________ goals are essential for problem-solving; found in means-ends analysis of solving a problem.
Term
Wason Card Problem
Definition
Problem where there is a consonant on one side, therefore there must be an even number on the other side.
Term
Confirmation bias and not understanding the deep structure
Definition
The Wason Card Problem is an example of what kind of problem?
Term
Confirmation bias
Definition
Not testing the option that would prove the hypothesis wrong; i.e. turning over the card 2 in the Wason Card Problem.
Term
Newell and Simon (1972)
Definition
Who developed the human problem solver?
Term
Means-ends analysis
Definition
What method does the Human Problem Solver use?
Term
Ill-defined problems
Definition
The goal is not obvious; means-ends analysis is not useful
Term
To create a theory that reduced the number of subgoals between the initial state and goal state.
Definition
What was the goal of Newell and Simon's work?
Term
A heuristic is a general rule, and an algorithm is a known procedure.
Definition
What is the difference between a heuristic and algorithm?
Term
Insight problem
Definition
The problem initially seems impossible to solve, but an alternative approach suddenly bursts into your consciousness, you immediately realize that your new solution is correct.
Term
The differences in levels of confidence when solving the problem. Insight problems have low confidence until the answer pops in your head, whereas noninsight problems have gradual confidence as you solve a problem.
Definition
What distinguishes an insight problem from a noninsight problem?
Term
Heuristics and biases approach
Definition
Simplify problems we don't know how to solve and answer a question you don't know the answer to.
Term
Biases
Definition
Predictable, systematic mistakes. These get studied to figure out what heuristic was used.
Term
Availability heuristic
Definition
Example problem: which is more common - words that start with K or words with K as the third letter? We can more readily think of more words that start with K rather than words with the third letter is K, so we falsely think that more words start with K.
Term
Representativeness
Definition
We judge likelihood and probability by how well things resemble another.
Term
Anchoring Adjustment
Definition
Using a question you already know the answer to and applying it to a question you don't know the answer to. Example: guessing the population of Winona based on the population of Rochester.
Term
Differential exposure
Definition
Which is more common: suicide or murders? You would probably say murders because they are on the news more, but suicides are actually more common.
Term
Kahnmen and Tversky
Definition
Who is associated with the availability heuristic and bias?
Term
Kahnmen and Tversky
Definition
Who is associated with the availability heuristic and bias?
Term
Conjunction Fallacy
Definition
Having two characteristics could be more likely than having one. Example: Linda Problem
Term
Framing effects
Definition
Different choices of how you ask a question; irrelevant details of a question can alter how the question is perceived. Ex: surgery example
Term
Loss aversion
Definition
Trying to avoid losses; feelings are stronger if you lose something rather than gain something (surgery example)
Term
Weber's law
Definition
Whether a change is noticed or not, it matters where the start of the change is; the greater the intensity of the stimulus, the larger the difference needs to be. (Example: $10 is very different from $20, but $400 isn't that different from $410)
Term
Decrease the recency effect.
Definition
A brief distraction delay before attempting to recall items on a list will tend to...
Term
The sensory register.
Definition
George Sperling's research on the partial report paradigm found that our memory does include...
Term
Levels of processing approach
Definition
Emphasize the importance of meaning during encoding (shallow or deep meaning)
Term
Anterograde amnesia
Definition
What kid of amnesia did HM have?
Term
Retrieval.
Definition
Recall and recognition are examples of the more general term ____________.
Term
Episodic memory & semantic memory.
Definition
Two kids of long-term memory that can readily be put into words.
Term
Right; right.
Definition
Objects that are located on the LEFT project images on the_______, and on the ________ half of your retina.
Term
Analog.
Definition
A(n) _______ code emphasizes the resemblance between a visual stimulus and a mental image.
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