\begin{tabular}{|c|c|c|c|c|c|c|c|c|c|}
\hline \begin{tabular}{c}
Data file size, \( x \) \\
(in MB)
\end{tabular} & 46.3 & 154.6 & 173.5 & 209.4 & 68.7 & 173.5 & 89.2 & 123.5 & 106.1 \\
\hline \begin{tabular}{c}
Completion time, \( y \) \\
(in seconds)
\end{tabular} & 420 & 243 & 208 & 103 & 316 & 164 & 358 & 271 & 341 \\
\hline\( x y \) & 19,446 & \( 37,567.8 \) & 36,088 & \( 21,568.2 \) & \( 21,709.2 \) & 28,454 & \( 31,933.6 \) & \( 33,468.5 \) & \( 36,180.1 \) \\
\hline
\end{tabular}
Send data to calculator
Based on the data from your sample, enter the indicated values in the column on the left below. Round decimal values to three decimal places. When you are done, select "Compute". (In the table below, \( n \) is the sample size and the symbol \( \Sigma x y \) means the sum of the values \( x y \).)
\begin{tabular}{|l|l|}
\hline\( n: 9 \) & \\
\hline \( \bar{x}: 1,050 \) & \\
\hline \( \bar{y}: 2,120 \) & \\
\hline\( s_{x}: \) Sample correlation coefficient \( (r): \) \\
\hline\( s_{y}: \square \) & \\
\hline\( \Sigma x y: \square \) & \\
\hline Compute & \\
\hline
\end{tabular}
