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Allowing Customers in an Auto Dealership Service Department to Talk

question 35

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Allowing customers in an auto dealership service department to talk directly to the mechanic rather than to a service manager:


Definitions:

Population proportion

The proportion of a specific group or characteristic within a defined population.

Margin of error

An indicator of the precision of an estimate, representing the range within which the true population parameter is expected to lie with a certain confidence level.

Confidence interval

A reach of numerical outputs, from sampling statistics, with the potential to cover the hidden value of a population parameter.

True proportion

The actual ratio or fraction of individuals or items within a population that possesses a particular characteristic.

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