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Publications Influence

On the Criterion that a Given System of Deviations from the Probable in the Case of a Correlated System of Variables is Such that it Can be Reasonably Supposed to have Arisen from Random Sampling

- K. Pearson
- Mathematics
- 1 July 1900

Let x1, x2 … x n be a system of deviations from the means of n variables with standard deviations σ1, σ2 … σ n and with correlations r12, r13, r23 … r n −1,n.

2,050 133

Contributions to the Mathematical Theory of Evolution

- K. Pearson
- Mathematics

(1.) If measurements be made of the same part or organ in several hundred or thousand specimens of the same type or family, and a curve be constructed of which the abscissa x represents the size of… Expand

1,374 60

Mathematical contributions to the theory of evolution.—On the law of reversion

- K. Pearson
- Economics
- Proceedings of the Royal Society of London

(1) Introductory.—In a memoir recently presented to the Royal Society, I have endeavoured to emphasise the importance of distinguishing between three diverse types of heredity, namely (i), Blended… Expand

257 31

Contributions to the Mathematical Theory of Evolution. II. Skew Variation in Homogeneous Material

- K. Pearson
- Mathematics

An asymmetrical frequency curve may arise from two quite distinct classes of causes. In the first place the material measured may be heterogeneous and may consist of, a mixture of two or more… Expand

926 28- PDF

Mathematical Contributions to the Theory of Evolution. III. Regression, Heredity, and Panmixia

- K. Pearson
- Mathematics

There are few branches of the Theory of Evolution which appear to the mathematical statistician so much in need of exact treatment as those of Regression, Heredity, and Panmixia. Round the notion of… Expand

1,038 27

Mathematical contributions to the theory of evolution. VIII. On the correlation of characters not quantitatively measurable

- K. Pearson
- Psychology
- Proceedings of the Royal Society of London

1. In August last I presented to the Society a memoir on the inheritance of coat-colour in thoroughbred horses, and of eye-colour in man. This memoir, which was read in November of last year,… Expand

195 16

Mathematical contributions to the theory of evolution.—On a form of spurious correlation which may arise when indices are used in the measurement of organs

- K. Pearson
- Mathematics
- Proceedings of the Royal Society of London

(1) If the ratio of two absolute measurements on the same or different organs be taken it is convenient to term this ratio an index. If u = f1(x, y) and v = f2(x, y) be two functions of the three… Expand

798 14- PDF

Mathematical contributions to the theory of evolution.—X. Supplement to a memoir on skew variation

- K. Pearson
- Mathematics
- Proceedings of the Royal Society of London

In the second memoir of this series a system of curves suitable for describing skew distributions of frequency was deduced from the solutions of the differential equation 1/y dy/dx = b0 + b1x/a0 +… Expand

82 13

ON THE LAWS OF INHERITANCE IN MAN I. INHERITANCE OF PHYSICAL CHARACTERS

- K. Pearson, A. Lee
- Biology
- 1 November 1903

291 11- PDF