Excerpt from Mathematical Contributions to the Theory of Evolution, Vol. 16: On Further Methods of Determining Correlation
It involves finding the mean-square difference of the values Of the pairs Of correlated characters. It is possible, however, to find rzy from about one half these differences, if we assume the distribution to be normal.
More generally I proceed as follows. Suppose the function ma: ny formed, where m and n are at present indeterminate positive constants, and let the positive values only of this expression be taken and divided by the total frequency M Then it will be possible to determine r from this result.
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PAP. Condizione: New. New Book. Shipped from UK. Established seller since 2000. Codice articolo LX-9781528023702
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Paperback. Condizione: New. Print on Demand. This intriguing text explores correlation theory, presenting the evolution of various methods to determine correlation and proposing new approaches. The author argues that these new techniques, rooted in the assumption of normal distribution, can provide valuable insights into the correlation of paired variables, particularly when dealing with short series or data that cannot be easily presented in a product-moment format. The book traces the history of correlation theory, from the initial use of difference methods to the analysis of grades and ranks. The author highlights the advantages and disadvantages of each method, ultimately arguing that correlation should be determined from grade-variate correlation to achieve the most accurate results. The text also emphasizes the importance of understanding the nature of frequency distribution when using rank correlation, as the distribution can significantly influence the interpretation of the results. Overall, this book offers a comprehensive exploration of correlation theory, providing researchers and statisticians with valuable tools for determining correlation in various scenarios. It showcases the depth and nuance of the subject, revealing the significance of assumptions, the limitations of different methods, and the importance of considering the underlying distribution in determining correlation accurately. This book is a reproduction of an important historical work, digitally reconstructed using state-of-the-art technology to preserve the original format. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in the book. print-on-demand item. Codice articolo 9781528023702_0
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Condizione: New. KlappentextrnrnExcerpt from Mathematical Contributions to the Theory of Evolution, Vol. 16: On Further Methods of Determining CorrelationIt involves finding the mean-square difference of the values Of the pairs Of correlated characters. . Codice articolo 2149106191
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