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Lecture 10

2650 Lecture 10: PSYCH 2650 LECTURE 10


Department
Psychology
Course Code
PSYC 2650
Professor
Dan Meegan
Lecture
10

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Monday, January 26, 2015
PSYCH 2650
Attention: Part 2
Divided Attention
-space
-task
* texting while driving
short answer questions
-material related to the third lab, hypothesis
-neuropsychology (general) hypothesis - how do recognize objects (faces are unique)
Lab 2
-slow reaction times on neutral trials show the costs of dividing attention between
locations.
-the fact that you are dividing attention, takes more time!
-correct and neutral can be disregarded as an advantage of focused or disadvantage
for divided
Dual-Task Studies
-subjects are asked to do two things that overlap in time, and both require attentional
resources.
-task 1: visual; left hand
-task 2: auditory right hand
*ability to deicide are attention to both tasks
IV: SOA between task 1 and task 2
SOA ranged from 9ms - 1150ms
*it affects the performance task 1 (texting) what suffers is task 2 (driving)
*low reaction time is good but we are bad at task two which means that the visual is
presented you have to do more work on task 1 before you go to task 2 its going to
cost you reaction time
1
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