NUMPROD: Numerosity Production Task using Python & Expyriment
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NUMPROD: Numerosity Production Task

A numerosity production task based on Python and Expyriment.

The version v1.1 of module numprod contains the code of the numersorty production task as it has been used in the study of Stapel, Hunnius, Bekkering and Lindemann (2015). See for an example.

Copyright (c) 2010-2015 Oliver Lindemann. Released under the MIT license.


  • Stapel, J. C., Hunnius, S., Bekkering, H., & Lindemann, O. (2015). The development of numerosity estimation: Evidence for a linear number representation early in life. Journal of Cognitive Psychology, 27, 400-412, doi:10.1080/20445911.2014.995668
  • Krause, F., & Lindemann, O. (2014). Expyriment: A Python library for cognitive and neuroscientific experiments. Behavior Research Methods, 46(2), 416-428. doi:10.3758/s13428-013-0390-6