Calculate Spearman's rank correlation coefficient between the adver...

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Calculate Spearman's rank correlation coefficient between the advertisement cost and sales from the following data:
\begin{tabular}{|l|l|l|l|l|l|l|l|l|l|l|}
\hline \( \begin{array}{l}\text { Advertisement cost } \\
(โ‚น \text { in thousands) }\end{array} \) & 39 & 65 & 62 & 90 & 82 & 75 & 25 & 98 & 36 & 78 \\
\hline Sales (โ‚น in lakhs) & 47 & 53 & 58 & 86 & 62 & 68 & 60 & 91 & 51 & 84 \\
\hline
\end{tabular}
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