Test the Significance of the Correlation Coefficient $r$ At $\alpha = 0.05$

question 50

Multiple Choice

Test the significance of the correlation coefficient $r$ at $\alpha = 0.05$ for the data below.
$\begin{array} { l c c c c c } \text { X values } & 53 & 60 & 68 & 78 & 83 \\ \text { Y values } & 81 & 86 & 91 & 97 & 104 \end{array}$

• A) Reject \(\rho = 0\) because \(12.15 > 2.78\)
• B) Accept \(\rho = 0\) because \(12.47 <\)
• C) Reject \(\rho = 0\) because \(12.47 > 3.18\)
• D) Accept \(\rho = 0\) because \(12.15 <\)

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