Reasoning 1 Flashcards
What is a heuristic?
A mental shortcut
Allows us to make decisions
Why are we ‘forced’ to rely upon mental shortcuts (heuristics)
Make sense of a complex world
We use heuristics because cognitive limitations simply would not allow us to…
Make rational/sound choices all the time
What are four reasons why we use heuristics to help us make decisions?
1) Effort reduction
2) Attribute substitution
3) Fast/usually correct
4) Consistently associated with good results
How can heuristics lead to stereotypes and prejudice?
We tend to oversimplify
Overlook vital info
Why will heuristics sometimes produce errors?
Not designed to be accurate/reliable in every situation
Can heuristics lead to stereotyping and bias?
Yes
The difference between biases and mistakes are that mistakes are one-off, systematic errors, but biases are……
Making the wrong choice, for a reason
______ may be made because we are a) using a strategy optimised for a different environment b) using a different cost/benefit analysis
Systematic errors
Prospect theory assumes that…
Losses and gains are valued differently
Losses and gains are valued differently.
Which theory is this?^
Prospect Theory
According to Prospect Theory, do people make decisions based on perceived gains or perceived losses?
Perceived gains
Prospect Theory -
If two choices are put towards an individual, both equal, with one presented in terms of potential gains and the other in terms of losses, which one will be selected?
The gains option
Prospect Theory
Are low probabilities underweighted or overweighted?
Overweighted
Prospect Theory
Are high probabilities underweighted or overweighted?
Underweighted
Prospect Theory
People often prefer to gamble to _______
Avoid losses
What is anchoring?
Tendency to be biased towards starting value (the anchor)
A jury of individuals asked to consider a harsh verdict were harsher in their final decision than a jury of individuals asked to consider a lenient verdict
What heuristic is this an example of?
Anchoring
What is anchoring and adjustment? (Focus on adjustment)
Begin with anchor
Adjust accordingly
What is the representativeness heuristic?
Allocate set of attributes to someone if they match the prototype of that category
In a hospital, you look for someone wearing a white coat and stethoscope, as you believe this signifies ‘doctor’.
Which heuristic is this?
Representativeness
What (negative) can the representativeness heuristic lead to?
Stereotyping
Discrimination