A first study of the inheritance of vision and of the relative influence of heredity and environment on sight / by Amy Barrington and Karl Pearson.

  • Barrington, Amy.
Date:
1909
Catalogue details

Licence: In copyright

Credit: A first study of the inheritance of vision and of the relative influence of heredity and environment on sight / by Amy Barrington and Karl Pearson. Source: Wellcome Collection.

Provider: This material has been provided by King’s College London. The original may be consulted at King’s College London.

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    Table XI. Mother and Daughter. Mother o 1 1 1 1 1 P 1 ».1 1 1 1 > o tals o Ol ~v in lO lO T' 44-75 46-25 £ o H Up to 40 0 40-25—41 1 3 1 1 1 — — — — 7 41-25—42-25 5 5 5 4 1 — — 20 42-5—43 1 4 — 8 — — 13 43-25-44 — 2 1 21 5 3 1 1 34 44-25—45-25 2 1 8 7 2 3 3 26 45-5—46 2 3 5 2 3 15 46-25—47 3 1 7 11 47-25 and ovei i \ 1 1 2 Totals 2 10 12 10 45 21 6 7 15 128 Table XIL Coefficie7its of Inheritance, Corneal Refraction. Class No. Means Standard Deviations Correlation Product Moment Contingency Fathers of Sons Sons of Fathers 124 124 42-95 42-90 1 -565] l-406j •610 -601 (5 X 6) Mothers of Sons Sons of Mothers 98 98 43-13 42-99 1-699| 1-710] -510 •585 (5 x 5) Fathers of Daughters ... Daugliters of Fathers ... 90 90 42- 99 43- 78 l-684j 1-842 •584 •623 (5 X 6) Mothers of Daughters ... Daughters of Motliers ... 128 128 43-71 43-88 1-660 1-668 i •718 •646 (5 x 5) Mean ■605 ■614