Using the following information, calculate the z-statistic for the z-test for one mean. 
= 27 μ = 15 
= 1.50
Definitions:
Federal Bureaucracy
A large, complex organization composed of appointed officials within the executive branch, responsible for implementing and administering federal laws and policies.
Organizational Structure
The system that outlines how certain activities are directed in order to achieve the goals of an organization, including rules, roles, and responsibilities.
Executive Branch
The branch of government responsible for enforcing laws, typically headed by the President or Prime Minister, and including various departments and agencies.
Managerial Presidency
A concept where the President manages the executive branch of government, emphasising efficiency, effectiveness, and administrative control.
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