Pearson's Correlation Coefficient, R, Measures the Association (Significance, Direction, and Strength)
Pearson's correlation coefficient, r, measures the association (significance, direction, and strength) between two continuous variables.
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Q8: R2 is the percent variation of the
Q9: R2 varies from 1 to 2.
Q10: A perfect fit is indicated when the
Q11: The standard error of the estimate is
Q12: A regression line assumes a linear relationship
Q13: The dependent variable is also called the
Q15: R = r and |R| = |r|.
Q16: The Pearson's correlation coefficient, r, always has
Q17: The Spearman rank order correlation coefficient tests
Q18: The Spearman rank order correlation coefficient is
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