The Following MINITAB Output Presents a Confidence Interval for a Population

question 5

Multiple Choice

The following MINITAB output presents a confidence interval for a population mean.
$\begin{array}{crrccc}\hline \text { Variable } & \mathrm{N} & \text { Mean } & \text { StDev } & \text { SE Mean } & 99 \% \mathrm{CI} \\\mathrm{x} & 28 & 108.1268 & 30.4888 & 5.7618 & (92.161,124.093) \\\hline\end{array}$
Use the information in the output to construct a $98 \%$ confidence interval.

• A) (92.161, 124.093)
• B) (105.235, 111.018)
• C) (93.878, 122.376)
• D) (105.546, 110.707)

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Definitions:

Hydrocarbons

Organic compounds consisting entirely of hydrogen and carbon, found in fossil fuels and as a major component of petroleum and natural gas.

Low-Quality Energy

Energy that is dispersed and difficult to gather for useful work, such as heat energy at a low temperature.

Uranium-235

An isotope of uranium that is fissile, meaning it can sustain a nuclear chain reaction, used as fuel in nuclear reactors and weapons.

Conservation of Matter

A scientific law stating that matter cannot be created or destroyed in an isolated system, only transformed.