attention Flashcards

1
Q

dichotic listening

A
  • cherry 1953
    wear headphones with different stream in each ear
  • have to attend to one or both
  • recalling from both harder
  • certain words draw your attention - fire, your name
  • shows attention is a finite resource and not enough to attend to both
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2
Q

posner cuing

A

shown computer screen with dots on left/right

  • given cue to where dot is
  • given correct cue 80% of the time
  • when wrong cue the reaction time is much shorter
  • so attention is helped/hindered by cues
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3
Q

attentional blink

A

two targets to find - a specific letter in white and the letter X

  • when 2nd shown too close to the 1st then change in detection - poorer performance
  • this is the attentional blink
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4
Q

psychological refractory period

A

dual task paradigm

  • 2 stimulus which need rapid response
  • shown too close and 2nd is delayed
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5
Q

bottleneck theory

A

at the stage of decision or response selection

- only one thing can go through this bottleneck at a time

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6
Q

multi-tasking

A

when doing A and B cant achieve full performance

only half performance in each

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7
Q

limited resources

A

not enough resources to do both tasks
so shows there is a limit
one is improved at a cost to the other

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8
Q

tasks do not always interfere

A

some can still be done together if they are different tasks

suggests multiple resources

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9
Q

different pools

A
  • Divided by sensory modality?

- There is some evidence that they are aligned to different sensory modalities

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10
Q

wickens 1984

A
  • Proposed many separate pools on 3-dimentions
  • Stages of processing
  • Input modality
  • Nature of reasoning
  • Seems intuitively appealing
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11
Q

criticism of pools

A
  • Multiple vs single resources may depend on type of task (Bonnel & Hafter, 1998)
  • Detection (no shared resource?)
  • Identification (a shared resource?)
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12
Q

high multi-taskers worse in =

A
  • Filtering out irrelevant stimuli
  • Ignoring irrelevant contents of memory
  • Task switching
  • Multi-tasking a lot is bad and will not result in you getting better at it!
  • It is harmful to your ability to focus and concentrate
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