A Quality Inspector Tested 76 Copiers in an Attempt to Estimate

question 23

Essay

A quality inspector tested 76 copiers in an attempt to estimate the average failure rate of the copier model. His study indicated that the number of failures decreased from two years ago, indicating an increase in the reliability of the copiers. Describe the variable of interest to the inspector.

---

Definitions:

Labor Cost Reductions

Strategies or measures implemented to decrease the amount of money spent on employee wages, benefits, and other related labor expenses.

Modules

Independent or separable components of a system or product that can operate on their own or be combined with other modules for added functionality.

Manufacturing Processes

Methods andtechniques used to transform raw materials and components into finished goods.

Value-Stream Mapping

A lean management tool for analyzing the current state and designing a future state for the series of events that take a product or service from its beginning through to the customer.