Construct a Confidence Interval About the Slope of the Least $90 \%$

question 45

Multiple Choice

Construct a Confidence Interval about the Slope of the Least -squares Regression Model
-Construct a $90 \%$ confidence interval about the slope of the true least-squares regression line, for the data below, for the data below, given that $\hat { y } = - 1.885 x + 0.758$ .
$\begin{array}{l|c|c|c|c|c|c|c|c|c|c|}\mathrm{x} & -5 & -3 & 4 & 1 & -1 & -2 & 0 & 2 & 3 & -4 \\\hline \mathrm{y} & 11 & 6 & -6 & -1 & 3 & 4 & 1 & -4 & -5 & 8\end{array}$

• A) \(( - 2.010 , - 1.760 )\)
• B) \(( - 3.025 , - 0.745 )\)
• C) \(( - 1.979 , - 1.791 )\)
• D) \(( - 2.008 , - 1.762 )\)

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