Mathematical Contributions to the Theory of Evolution, Vol 16 On Further Methods of Determining Correlation Classic Reprint
Language: English
Published by Forgotten Books, 2018
- Hardcover
- New
Seller: PBShop.store UK, Fairford, GLOS, United KingdomPBShop.store UK
AbeBooks seller since June 11, 1999
Condition: New
US$ 37.15
Quantity: 15 available
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New Book. Shipped from UK. Established seller since 2000.
Seller Inventory # LX-9780265860328
- Title
- Mathematical Contributions to the Theory of Evolution, Vol 16 On Further Methods of Determining Correlation Classic Reprint
- Author
- Karl Pearson
- Publisher
- Forgotten Books
- Publication year
- 2018
- Condition
- New
- Binding
- HRD
- Language
- English
- ISBN 10
- 0265860326
- ISBN 13
- 9780265860328
- Item weight
- 273 grams
New methods to measure how strongly two variables move together
In this study, Karl Pearson presents several new approaches to determine correlation, alongside guidance on when they work best and how they compare with traditional methods.
In clear terms, the work explains new methods that can be used when data are short, data cannot be easily presented for standard calculations, or quick approximate results are needed. It also discusses how these methods relate to the common product-moment approach and to rank-based ideas championed by Spearman, with careful notes on when normality assumptions help or limit interpretation.- Variate differences: a method that reduces data to differences between paired values and uses those to estimate correlation, with attention to practical use cases like tallied or symmetric tables.
- Correlation from ranks: converting measurements to ranks to obtain a variate correlation, useful when precise measurement is hard but relative ordering is clear.
- Differences of ranks vs. ranks alone: exploring the speed of rank-based calculations and the trade-off in accuracy, especially for small samples.
- Normality and interpretation: a guided discussion on when normal-distribution assumptions aid fitting relations and how they affect the meaning of correlation constants.
Ideal for readers who want a historical and practical perspective on how correlation was expanded beyond traditional methods, and for those weighing quick, rough answers against exact product-moment results.
"Synopsis" may belong to another edition of this title.
PBShop.store UK
Fairford, GLOS, United Kingdom
AbeBooks seller since June 11, 1999
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