What is Karl Pearson best known for in statistics?
Correlation coefficient
Probability theory
Regression analysis
Factorial design
Answer
The correlation coefficient, famously developed by Karl Pearson, stands as a cornerstone of statistical analysis. This numerical measure quantifies the strength and direction of the linear relationship between two variables. Ranging from -1 to 1, it reveals how closely one variable tends to follow a linear pattern with the other.
The Polymath's Challenge: Unlocking the Mysteries of Karl Pearson's Legacy
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