Compute the Linear Correlation Coefficient Between the Two Variables and Determine

question 39

Multiple Choice

Compute the linear correlation coefficient between the two variables and determine whether a linear relation exists.
- $\begin{array}{c|cccccccccc}x & -4 & -2 & 5 & 2 & 0 & -1 & 1 & 3 & 4 & -3 \\\hline y & 3 & -2 & -14 & -9 & -5 & -4 & -7 & -12 & -13 & 0\end{array}$

• A) \(\mathrm { r } = - 0.995\); linear relation exists
• B) \(\mathrm { r } = - 0.995\); no linear relation exists
• C) \(\mathrm { r } = - 0.885\); no linear relation exists
• D) \(\mathrm { r } = - 0.885\); linear relation exists

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