Boxes of raisins are labeled as containing 22 ounces. Following are the weights, in ounces, of a sample of 12 boxes. It is reasonable to assume that the population is approximately normal.
$\begin{array}{llllll}
\hline 21.88 & 21.76 & 22.14 & 21.63 & 21.81 & 22.12 \
\hline 21.97 & 21.57 & 21.75 & 21.96 & 22.20 & 21.80 \
\hline
\end{array}$
Construct a 99% confidence interval for the mean weight.
A) $( 21.694,22.071 )$
B) $( 21.702,22.063 )$
C) $( 21.654,22.111 )$
D) $( 21.644,22.121 )$

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The Answer of Boxes of raisins are labeled as containing 22 ounces. Following are the weights, in ounces, of a sample of 12 boxes. It is reasonable to assume that the population is approximately normal.
$\begin{array}{llllll}
\hline 21.88 & 21.76 & 22.14 & 21.63 & 21.81 & 22.12 \
\hline 21.97 & 21.57 & 21.75 & 21.96 & 22.20 & 21.80 \
\hline
\end{array}$
Construct a 99% confidence interval for the mean weight.
A) $( 21.694,22.071 )$
B) $( 21.702,22.063 )$
C) $( 21.654,22.111 )$
D) $( 21.644,22.121 )$

Boxes of Raisins Are Labeled as Containing 22 Ounces Construct a 99% Confidence Interval for the Mean Weight