Question
Which of the following is NOT true? a.When all the points fall on the regression line, the value of the correlation coefficient (r) would equal
Which of the following isNOTtrue?
a.When all the points fall on the regression line, the value of the correlation coefficient (r) would equal zero.
b.Before a regression analysis is performed, one should draw a scatter plot and test the significance of the correlation coefficient (r).
c.In the equation of the regression line, the symbol a is used for the y intercept.
d.In the equation of the regression line, the symbol b is used for the slope.
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Finite Mathematics and Its Applications
Authors: Larry J. Goldstein, David I. Schneider, Martha J. Siegel, Steven Hair
12th edition
978-0134768588, 9780134437767, 134768582, 134437764, 978-0134768632
