# Mathematician:Karl Pearson

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## Mathematician

Influential English mathematician and biometrician.

Credited with establishing the discipline of mathematical statistics.

Contributed significantly to the field of biometrics, meteorology, theories of social Darwinism and eugenics.

## Nationality

English

## History

- Born: 27 March 1857 in London, England
- Died: 27 April 1936 in Coldharbour, Surrey, England

## Theorems and Definitions

- Pearson's System of Continuous Curves
- Pearson's Chi-Squared Test
- Pearson Correlation Coefficient
- Pearson Product-Moment Correlation Coefficient

Definitions of concepts named for **Karl Pearson** can be found here.

## Publications

- 1901:
*On the Theory of Consistence of Logical Class-Frequencies, and Its Geometrical Representation*(with G. Udny Yule)

### As Editor

- 1901: Founder of
*Biometrika*with Francis Galton and Walter Frank Raphael Weldon

## Notable Quotes

*The mathematician, carried along on his flood of symbols, dealing apparently with purely formal truths, may still reach results of endless importance for our description of the physical universe.*- -- Quoted in 1937: Eric Temple Bell:
*Men of Mathematics*:*They Say: What Say They? : Let Them Say*

- -- Quoted in 1937: Eric Temple Bell:

## Also known as

**Karl Pearson** was initially named **Carl**, but changed it to **Karl** for political reasons.

## Sources

- 1937: Eric Temple Bell:
*Men of Mathematics*... (previous) ... (next):*They Say: What Say They? : Let Them Say* - 1998: David Nelson:
*The Penguin Dictionary of Mathematics*(2nd ed.) ... (previous) ... (next): Entry:**Pearson, Karl**(1857-1936) - 2008: David Nelson:
*The Penguin Dictionary of Mathematics*(4th ed.) ... (previous) ... (next): Entry:**Pearson, Karl**(1857-1936) - 2014: Christopher Clapham and James Nicholson:
*The Concise Oxford Dictionary of Mathematics*(5th ed.) ... (previous) ... (next): Entry:**Pearson, Karl**(1857-1936)