GRE (Graduate Record Examinations) Psychology Measurement and Methodology-Statistical Procedures Study Material (Page 5 of 24)

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Special Correlation Methods: Pearson-Yule Debate


Pearson-Yule Debate

Both Pearson and Yule had contributed to development of phi coefficient, but their ideas varied. They argued about considering the discrete variable. That is, whether the underlying bivariate distribution should be considered as continuous or discrete variable. Yule (student of Pearson) questioned about the contribution of Karl Pearson as a real and complete contributor of the concepts for which he is being credited.


Phi coefficient can be expressed

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Introduction: Descriptive Statistics


Science of collecting, organizing, and interpreting data is statistics. It includes planning for data collection in terms of design of surveys and experiments.

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Essentials in Statistics & Data: Fundamentals of Geography

In this topic, we will first discuss some techniques for descriptive statistics. Then move on to sampling and finally inferential statistics.

Descriptive Statistics

Descriptive statistics summarize data numerically or graphically. Numerical descriptors are mean and standard deviation for continuous data (like

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