PSY/CS330 Human Factors
01/11/2001
Day 1-28
Factors Effecting Simple Reaction Time-2
uReaction Time Stimulus Effects
lMore intense stimuli lead to faster reaction times.
lIncreased duration of stimuli lead to faster reaction times.
lAuditory stimuli lead to slightly faster reaction times.  Why?
uForeperiod Effects
lFor constant foreperiods, increases in duration increase reaction times.
lFor variable foreperiods, increases in duration reduces reaction times.
lWhy? Expectancy.