'Point biserial correlation' diaporamas de présentation

Correlation & Regression

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Correlation and Simple Linear Regression

Correlation and Simple Linear Regression. Basics. Correlation The linear association between two variables Strength of relationship based on how tightly points in an X,Y scatterplot cluster about a straight line -1 to 1unitless Observations should be quantitative

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http://www.york.ac.uk/depts/maths/histstat/people/

October 28 and 29. Sir Francis Galton. Karl Pearson. http://www.york.ac.uk/depts/maths/histstat/people/. Source: Raymond Fancher, Pioneers of Psychology. Norton, 1979. A correlation coefficient is a numerical expression of the degree of relationship between two continuous variables.

296 views • 18 slides

Bivariate Statistics

Bivariate Statistics. Y. Nominal Ordinal Interval Nominal ? 2 Rank-sum t -test Kruskal-Wallis H ANOVA Ordinal Spearman r s (rho) Interval Pearson r Regression. X. October 31. Sir Francis Galton. Karl Pearson. http://www.york.ac.uk/depts/maths/histstat/people/.

390 views • 17 slides

Monday, November 9

358 views • 14 slides

POINT BISERIAL COEFICIENT OF CORRELATION (rpb)

POINT BISERIAL COEFICIENT OF CORRELATION (rpb). Casimiro , Haizelyn N. Endaya , Dominique Francesca E. Grumo , Rona Rose A. The point biserial correlation is a measure of association between a continuous variable and a binary variable (Simon, 2005-2008).

444 views • 9 slides