Birthday Problem and Class Phenotypic Probabilities

By John R. Jungck1, Annelise L. Myers1, Jennifer A. Spangenberg1

1. Beloit College

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An Excel sheet that allows students to input class data about various phenotypic features and then calculates the probability of other people having the same phenotype. 

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Cite this work

Researchers should cite this work as follows:

  • Jungck John R., Myers Annelise L, Spangenberg Jennifer A () Birthday Problem and Class Phenotypic Probabilities. A module of the Biological ESTEEM Collection, published by the BioQUEST Curriculum Consortium. URL:

  • John R. Jungck; Annelise L. Myers; Jennifer A. Spangenberg (2015), "Birthday Problem and Class Phenotypic Probabilities,"

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Hayley Orndorf

University of Pittsburgh