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Unformatted text preview: correlation in the population equals zero) • H 1 : Yes, there is a real, nonzero correlation in population • df for the Table: df= n2 (n= sample size) • Statistical significance and strength of correlation  sample size SPSS printout • Correlation b/w SELF ESTEEM & MOTIVATION • Degree of freedom (df = n2) APA format for reporting r(8) = .65 , p< .05 or r = .65, n = 10, p< .05 SELFESTEEM MOTIVATION SELFESTEEM Pearson Corr. . Sig. (2tailed) N 1.000 . 10 . 647* .05 10 MOTIVATION Pearson Corr. . Sig. (2tailed) N .647* .05 10 1.000 . 10 The Bestfit Line REGRESSION EQUATION • The best fitting straight line describes the relationship b/w two variables (= regression line ) • It has a general form of Y = b *X + a b = slope (constant) a = Y intercept (constant) • It can be used for prediction • The stronger the correlation between X & Y the more accurate prediction of regression equation...
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 Fall '08
 staff
 Statistics, Correlation, Regression Analysis, Statistical hypothesis testing, Correlation and dependence, Pearson productmoment correlation coefficient

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