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Courtesy of CRC Press/Taylor & Francis Group
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Books from
Taylor & Francis
New!
Engineering
Psychology
Medicine
Introduction to ergonomics
FIGURE 12.3 Banner blindness occurs when people look at a web page but do not see the banner—they only
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Retention function STS
B
100
Correct recall (%)
1
A – Recency effect
B – Primacy effect
23 45 19
Serial (list) position
20 21 22
_ _ _ _ _ _ _
Immediate recall
A
Delayed recall
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Executive processor
limited capacity
SBR
1
SBR
2
SBR
n
•••
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Semantic networks
Animal Eats
Food
Fi
sh
Fur
Has
Mammal
Tiger
Eggs
Lays
Plant
Bird
Pa
rrot
Eagle
Rabbit
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Mental
dictionary
Tree
Tool
Plane
Plant
Leaves
Vehicle
Wings
Conceptual
network
HAS
(2)
(1)
(3) (6) (4) (7)
(5) (8)
LSA
LSA
Name
Name
Name
Name
Name
Name
Name
Name
LSA
HAS
FIGURE 12.8 Concepts are stored in an associative manner in the semantic network. They are linked to
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Operator
decision
Was it
Was the
workload satisfactory
without reducing your
Yes
Your assessment of your level of workload by
assessing how much spare capacity you have to
perform other tasks when operating the CB-90
Your
workloa
d
rating
5
6
Little spare capacity. Level of effort allows little
attention to additional tasks.
Reduced spare capacity. Additional tasks cannot be
given the desired amount of attention.
No
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