In an Application to Estimate the Mean Number of Miles

question 94

Multiple Choice

In an application to estimate the mean number of miles that downtown employees commute to work roundtrip each day,the following information is given: n = 20 = 4.33
S = 3.50
Based on this information,the upper limit for a 95 percent confidence interval estimate for the true population mean is:

• A)about 5.97 miles.
• B)about 7.83 miles.
• C)nearly 12.0 miles.
• D)about 5.86 miles.

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Definitions:

Yucca Mountain

Yucca Mountain in Nevada, USA, is a site that was proposed for the storage of radioactive waste, known for its geological stability and remote location.

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The site of a catastrophic nuclear accident in 1986, located in Ukraine, resulting in widespread environmental and health impacts.

Nuclear Explosion

A release of energy resulting from the splitting (fission) or merging (fusion) of atomic nuclei, producing a large explosion and radioactive fallout.

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Concentrations of uranium within the Earth's crust that are economically viable to mine, commonly used as fuel in nuclear reactors.