A Random Sample of a Specific Brand of Snack Bar $\begin{array} { l l l l l } \hline 149 & 145 & 140 & 160 & 149 \\\hline 153 & 131 & 134 & 153 & \\\hline\end{array}$

question 11

Multiple Choice

A random sample of a specific brand of snack bar is tested for calorie count, with the following results:

$\begin{array} { l l l l l } \hline 149 & 145 & 140 & 160 & 149 \\\hline 153 & 131 & 134 & 153 & \\\hline\end{array}$

Assume the population standard deviation is $\sigma = 24$ and that the population is approximately normal. Construct a 95% confidence interval for the calorie count of the snack bars.

• A) (139.8, 152.2)
• B) (99.0, 193.0)
• C) (140.1, 151.9)
• D) (130.3, 161.7)

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Definitions:

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