An investigation of the difference in measured intelligence between twins and single births *

@article{Record1970AnIO,
  title={An investigation of the difference in measured intelligence between twins and single births *},
  author={R. Record and T. Mckeown and J. H. Edwards},
  journal={Annals of Human Genetics},
  year={1970},
  volume={34}
}
  • R. Record, T. Mckeown, J. H. Edwards
  • Published 1970
  • Biology, Medicine
  • Annals of Human Genetics
  • Mean V.R. (verbal reasoning) scores recorded in the eleven‐plus examination for Birmingham multiple births in the years 1950‐57 were 95‐7 for 2164 twins and 91‐6 for 33 triplets. The mean for 48,913 single children born in the years 1950‐54 was 100‐1. 

    Topics from this paper.

    Genetics and intelligence: Recent data
    • 222
    The power of the classical twin study to resolve variation in threshold traits
    • 279
    The personalities of twins: just ordinary folks.
    • 153
    • PDF

    References

    Publications referenced by this paper.
    SHOWING 1-10 OF 30 REFERENCES