Volume 1
The life, letters and labours of Francis Galton / by Karl Pearson.
- Karl Pearson
- Date:
- 1914-1930
Licence: In copyright
Credit: The life, letters and labours of Francis Galton / by Karl Pearson. Source: Wellcome Collection.
29/438 page 23
![IV. Years Development of Statistical Theory : Departure from Quetclet ... ... ... ... ’... 1869 Statistical Scales ... ... ... ... ... ... 1870 Percentiles and Grades ... ... ... ... ... ... 1870—1907 Ogive Curves ... ... ... ... .. ... ... 1875 Geometrical Mean (Fechner’s Law) ... ... ... ... 1879 Regression ... ... ... ... ... ... ... 1885 Correlation and its Measurement ... ... ... ... 1889 “Ranks” and the Correlation of Ranks ... . . ... 1889 First and Second Prizes, i.e. relative value of extreme ability 1901 (16 memoirs) V. Application to Theory of Heredity : English Men of Science Laws of Heredity Inheritance and Regression Natural Inheritance [Point of Departure of Biometric School] Law of Ancestral Heredity Noteworthy Families (36 memoirs and books, etc.) 1874 1876-7 1885 1889 ... (18891), 1897 1906 VI. From the measurement of characters for inheritance naturally arose the problem of their permanence: (i) Personal Identification and Description ... ... 1888 (ii) Finger Print Investigations ... ... ... ... 1891—1902 (13 memoirs, etc.) VII. Application to Human Affairs: Eugenics: Hereditary Talent and Character ... ... ... ... 1865 Gregariousness in Cattle and Men ... ... ... ... 1872 Hereditary Improvement ... ... ... ... ... 1873 Marks for Physical Fitness ... ... ... ... ... 1889 Possible Improvement of Human Breed ... ... 1901 Eugenics Addresses and Essays ... ... ... ... 1901—10 (17 memoirs, etc.)](https://iiif.wellcomecollection.org/image/b29000695_0001_0031.jp2/full/800%2C/0/default.jpg)
