Use the Given Degree of Confidence and Sample Data to Construct

question 44

Multiple Choice

Use the given degree of confidence and sample data to construct a confidence interval for the population mean $\mu$ . Assume that the population has a normal distribution.
A laboratory tested twelve chicken eggs and found that the mean amount of cholesterol was 185 milligrams with $s = 17.6$ milligrams. A confidence interval of $173.8 \mathrm { mg } < \mu < 196.2 \mathrm { mg }$ is constructed for the true mean cholesterol content of all such eggs. It was assumed that the population has a normal distribution. What confidence level does this interval represent?

• A) \(99 \%\)
• B) \(95 \%\)
• C) \(98 \%\)
• D) \(80 \%\)

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Definitions:

Working to Rule

A form of industrial action where employees strictly follow the rules and guidelines to the letter as a means of protest, often reducing productivity.

Structural Characteristic

Fundamental qualities or traits that define the nature, behavior, or layout of a system, organization, or structure.

Formalization

The extent to which work roles are highly defined by an organization.

Smaller Organizations

are entities characterized by fewer employees and resources, often more flexible and adaptable than larger counterparts.