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?

Question

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?

Quizplus · Accepted Answer

The Answer of 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?

The Following MINITAB Output Presents a Confidence Interval for a Mean