Refer to the Human Development data file on the text CD Use x GDP and y fertility (mean number of children per adult woman) a Construct a scatter plot, and indicate whether regression seems appropriate b Find the correlation and the regression equation c With x percent using contraception, 6 7 0 065x Can you compare the slope of this regression equation with the slope of the equation with GDP as a predictor to determine which has the stronger association with y Explain d Contraception has a correlation of 0 887 with fertility Which variable has a stronger association with fertility GDP or contraception

Question: Refer to the Human Development data file on the text CD. Use x = GDP and y = fertility (mean number of children per adult

Refer to the Human Development data file on the text CD. Use x = GDP and y = fertility (mean number of children per adult woman).
a. Construct a scatter plot, and indicate whether regression seems appropriate.
b. Find the correlation and the regression equation.
c. With x = percent using contraception, ŷ = 6.7 - 0.065x. Can you compare the slope of this regression equation with the slope of the equation with GDP as a predictor to determine which has the stronger association with y? Explain.
d. Contraception has a correlation of -0.887 with fertility. Which variable has a stronger association with fertility: GDP or contraception?

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