Construct a 95% Confidence Interval for the Population Mean $\mu.$ Assume the Population Has a Normal Distribution

question 24

Multiple Choice

Construct a 95% confidence interval for the population mean, $\mu.$ Assume the population has a normal distribution. A random sample of 16 fluorescent light bulbs has a mean life of 645 hours with a standard
Deviation of 31 hours.

• A)(628.5, 661.5)
• B)(876.2, 981.5)
• C)(531.2, 612.9)
• D)(321.7, 365.8)

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Definitions:

Normative Commitment

A feeling of obligation to continue employment with an organization due to shared values and beliefs.

Affective Commitment

An employee’s emotional attachment to, identification with, and involvement in the organization.

Continuance Commitment

The level of commitment an employee feels towards their organization based on the costs they perceive in leaving it.

Affective Commitment

The emotional attachment an employee feels towards their organization, which significantly influences their willingness to contribute to the organization's goals.