Calculate the coefficient of correlation for the ages of husbands a...
Calculate the coefficient of correlation for the ages of husbands and wives:
\begin{tabular}{|l|l|l|l|l|l|l|l|l|l|l|}
\hline Age of husband & 23 & 27 & 28 & 28 & 29 & 30 & 31 & 33 & 35 & 36 \\
\hline Age of wife & 18 & 20 & 22 & 27 & 21 & 22 & 27 & 29 & 28 & 29 \\
\hline
\end{tabular}
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