No “Seven Phenomenon” in Eight- and Nine-Year-Old Children

@article{Wiegersma1979NoP,
  title={No “Seven Phenomenon” in Eight- and Nine-Year-Old Children},
  author={Sjoerd Wiegersma},
  journal={Perceptual and Motor Skills},
  year={1979},
  volume={49},
  pages={472 - 474}
}
  • S. Wiegersma
  • Published 1 December 1979
  • Psychology
  • Perceptual and Motor Skills
In experiments in which adult subjects are asked to produce the first number below 10 that comes to mind, ‘7’ is chosen considerably more than the other numbers. This study shows that this “seven phenomenon” does not appear for children of 8 and 9 yr. old but does for 10 and 11 yr. olds. 
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533 elementary and junior high school children were requested to write down a number between 0 and 9 and the name of a color. The number 7 and the color blue were by far the most frequently written…
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When asked to report the first digit that comes to mind, a predominant number (28.4%) of the respondents choose 7. Three further experiments sought to establish whether this predominance is due to an…
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When asked to choose numbers, people show clear preferences, not only on first but also on second choices. The origins of these preferences remain obscure but may be affected by the way choices are…
Over onderbewuste voorkeur
  • Nederlands Tijdschrifi voor de Psychologie,
  • 1933
Investigation and theoretical consideration of the "Blue-Seven" phenomenon
Number and Color Responses of Some College Students: Preliminary Evidence for a “Blue Seven Phenomenon”
490 college students were requested to write down (a) a number between 0 and 9 and (b) the name of a color. The number 7 and the color blue were by far the most frequently written. Sex differences…
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The "seven phenomenon:" some hypotheses and experiments