Psychology P1 Memory > Key Differences Between Sensory Register, STM and LTM > Flashcards

Key Differences Between Sensory Register, STM and LTM Flashcards

(9 cards)

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1
Q

Coding: SR

A
  • Sense specific
  • Detects incoming info rather than trying to decode it
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2
Q

Coding STM

A
  • Baddeley 1966
  • Mostly acoustic
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3
Q

Coding LTM

A
  • Baddeley 1966
  • Mostly semantic
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4
Q

Capacity SR

A
  • Capacity of iconic and echoic stores have found to be very large
  • Sperling 1960
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5
Q

Capacity STM

A
  • 7+/- 2 items (Miller)
  • Chunking
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6
Q

Capacity LTM

A
  • Unlimited, infinite
  • Cannot be measured so no studies to test it
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7
Q

Duration SR

A
  • Iconic traces found to last up to 250 milliseconds
  • Sperling 1960
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8
Q

Duration STM

A
  • 3 secs: 90%
  • 18 secs: 10%
  • 30 secs: 0%
  • Peterson and Peterson 1959
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9
Q

Duration LTM

A
  • Lifetime with cues
  • Bahrick 1975
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