A Manager Wants to Determine the Proportion of Time a Cashier

question 15

Multiple Choice

A manager wants to determine the proportion of time a cashier is idle.A work-sampling method was used,and the idle time was found to be 20 percent based on 100 observations.If the manager wants a + 0.05 with a 95 percent confidence level,how many MORE observations are needed?

• A) Fewer than or equal to 200
• B) Greater than 200 but fewer than or equal to 300
• C) Greater than 300 but fewer than or equal to 400
• D) Greater than 400

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Definitions:

Anglican Clergy

Religious leaders who serve in the Anglican Church, responsible for spiritual guidance, services, and community leadership.

Overpopulation

A condition where an area's population exceeds the capacity of the environment to support it at an acceptable standard of living.

Contraception

Methods or devices used to prevent pregnancy as a part of family planning, enabling individuals or couples to decide if and when they want to have children.

Fertility

The natural capability to produce offspring, often measured by the number of births per population, per year.