4 . Which of the following is a strongercorrelation than -0.54? a . 0.67 b . 0.4

Question

4. Which of the following is a strongercorrelation than -0.54?

a. 0.67 b.   0.45

                 c.  0.0                                           d.   -0.45

______ 5. A regression equation is usedto

                 a.   measure the association betweentwo variables.

                 b.   estimate the value of thedependent variable based on the independent variable.

                 c.   estimate the value of theindependent variable based on the dependent variable.

                 d.   estimate the coefficient ofdetermination.

______6. A regression equation was computed tobe Y= =35 + 6X. The value of the 35 indicatesthat

                 a.   the regression line crossesthe Y-axis at 35.

                 b.   the coefficient of correlation is35.

                 c.   the coefficient of determinationis 35.

                 d.   an increase of one unit inXwill result in an increase of 35 inY.

______ 7. The standard error ofestimate

                 a.   is a measure of the variationaround the regression line.

                 b.   cannot be negative.

                 c.   is in the same units as thedependent variable.

                 d.   all of the above

Explanation / Answer

an increase of 35 in Y.

7. The standard error ofestimate

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