Below are fertility rates (average children born per woman) in 15 EU nations for 2 years.
(a) Make a scatter plot.
(b) Find the correlation coefficient and interpret it.
(c) Test the correlation coefficient for significance, clearly stating the degrees of freedom. (Data are from the Fertility World Health Organization.)

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Fertility Rates for EU Nations (n 15) Nation 1990 2000 Austria Belgium Denmark 1.5 1.6 1.6 1.3 1.5 1.7 Spain Sweden U.K. 14 2.0 1.8 1.1 1.4 1.7