The response times of 17 introverts and 24 extroverts to red and blue stimulus lights were compared. While no differences were found between the groups, introverts responded faster to the presentation of the red stimulus light than the blue one.
Get full access to this article
View all access options for this article.
References
1.
BerbnerJ.FlavellR. (1978) The effect of catch trials on speed and accuracy among introverts and extroverts in a simple RT task. British Journal of Psychology, 69, 9–15.
2.
EysenckH. J. (1967) The biological basis of personality. Springfield, IL: Thomas.
3.
EysenckH. J.EysenckS. B. G. (1963) Eysenck Personality Inventory. San Diego, CA: Educational and Industrial Testing Service.
4.
JacobsK. W.HustmyerF. E.Jr. (1974) Effects of four psychological primary colors on GSR, heart rate and respiration rate. Perceptual and Motor Skills, 38, 763–766.
5.
StelmackR. M. (1990) Biological basis of extroversion: psychophysical evidence. Journal of Personality, 58, 293–311.
