An investigation into the relation between intelligence and inheritance / by Evelyn M. Lawrence.

  • Lawrence, Evelyn M. (Evelyn Mary), 1892-
Date:
[1931]
Catalogue details

Licence: Attribution-NonCommercial-NoDerivatives 4.0 International (CC BY-NC-ND 4.0)

Credit: An investigation into the relation between intelligence and inheritance / by Evelyn M. Lawrence. Source: Wellcome Collection.

    7/91 (page V)
    CONTENTS Preface .......... page vii PART I THE INVESTIGATION Section 1. Introduction ....... 1 2. The questions . . . . . . . 2 3. The material 3 4. The tests 10 6. Measurement of social class 13 PART П RESULTS Section 6. Greneral remarks . . . . . . . 15 7. Correlation of intelligence quotient and social class in children who have not lived with parents . . 18 8. Efíect on correlation of age of leaving parents . 33 9. Possible improvement of intelligence with im¬ provement of environment 33 10. Possible increase of correlation, with age, in children remaining with parents . . . . 34 11. Effect of uniformity of environment .- . . 40 12. Correlation with non-verbal tests . . . . 53 13. Intelligence and age 56