History of stats Flashcards
Why were stats of interest in the 1600s?
To find the best gambling strategies
What was the idea of stats in the 1600s?
Concept of probability. Used in gambling
How do stats have roots in biology?
Trying to answer biological questions motivated the development of both basic and advanced stats tools
What idea did Darwin contribute to stats?
Noting the importance of variation in the world. Saw the need to quantify descriptions and the effects of sampling error
Who was Sir Francis Galton? What were some of the stranger interests he had?
Darwin’s cousin. Documented the concept of fingerprinting, studied if preachers lived longer due to prayer, and the attractiveness study
What were two of Sir Francis Galton’s main contributions to stats?
Studying regression of one variable against another, and establishing “The Lab”
What was “The Lab?”
A club established by Galton to talk about stats
Who were two notable members of “The Lab?”
Karl Pearson and Sir Ronald Fisher
What did Karl Pearson study? What were his contributions to stats?
Studied genetics. Developed correlations coefficients, chi-squared test, and standard deviation
What did Sir Ronald Fisher study? What were his contributions to stats?
Studied theoretical population genetics. Developed ANOVA, likelihood values, P-values, randomized experiments, multiple regression, and many more things
