The Following MINITAB Output Presents a Confidence Interval for a Mean

question 46

Short Answer

The following MINITAB output presents a confidence interval for a mean response and a prediction
interval for an individual response. $$\begin{array}{l}\begin{array} { l r l l l } \hline & & & & \\\text { New Obs } & \text { Fit } & \text { SE Fit } & 95.0 \% \text { CI } & 95.0 \% \text { PI } \\1 & 9.582 & 1.189 & ( 3.264,15.900 ) & ( 2.795,16.369 )\end{array}\\\text { Values of Predictors for New Observations }\\\begin{array} { l c c c } \text { New Obs } & \text { X1 } & \text { X2 } & \text { X3 } \\1 & 1.94 & 1.11 & 1.17\end{array}\end{array}$$ What is the 95% confidence interval for the mean response?

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