A personnel manager believes that a particular employee produces more defective parts than his peers.The manager records the worker's production over the course of several weeks.Out of 315 parts produced, 11 are defective.Calculate 
(the sample proportion) if we define a defective part as a "success."
Definitions:
Pro Forma Statements
Financial statements that show how the actual statements would have looked on a certain date if a specific financial transaction had occurred earlier.
Stand-Alone Basis
refers to evaluating an investment or project on its own merits without considering its interaction with other investments or projects.
Fixed Costs
Invariable expenditures that remain steady irrespective of the quantity of output or sales achieved, including tenancy charges, payroll, and insurance outlays.
Operating Cash Flow
The total money yielded from a company's standard business operations.
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