The following data on fertility rates were obtained from Eurostat on seven Europ

Question

The following data on fertility rates were obtained from Eurostat on seven European countries in 2006. The covariance between the mean age at childbearing and the total fertility rate is -0.06. Using this information and the information provided in the table below, calculate the Y-intercept and the slope which summarizes the relationship between these two variables and put these numbers in their appropriate place in the equation below. Please round answers to two decimal places e.g. -0.78, 1.43, 0.09 Y = _____ x + _____

Explanation / Answer

The regression equation is Y = -0.25X + 9.34.

Regression Analysis r² 0.178 n   7 r   -0.422 k   1 Std. Error   0.278 Dep. Var. Y ANOVA table Source SS   df   MS F p-value Regression 0.0836 1   0.0836 1.08 .3455 Residual 0.3856 5   0.0771 Total 0.4692 6   Regression output confidence interval variables coefficients std. error    t (df=5) p-value 95% lower 95% upper std. coeff. Intercept 9.3390 0.000 X -0.2530 0.2430 -1.041 .3455 -0.8776 0.3717 -0.422

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