TABLE 17-7 A Supplier of Silicone Sheets for Producers of Computer Chips

question 55

Short Answer

TABLE 17-7
A supplier of silicone sheets for producers of computer chips wants to evaluate her manufacturing process. She takes samples of size 5 from each day's output and counts the number of blemishes on each silicone sheet. The results from 20 days of such evaluations are presented below.
She also decides that the upper specification limit is 10 blemishes.
-Referring to Table 17-7, an chart is to be used for the number of blemishes. The lower control limit for this data set is ________, while the upper control limit is ________.

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Definitions:

Responsibility Accounting

An accounting system that collects, summarizes, and reports financial information related to the responsibilities of individual managers or departments.

Maintenance Department

A functional area within an organization responsible for maintaining and repairing the organization's equipment, facilities, and systems to ensure they are safe and efficient.

Operating Departments

Divisions or units within a business that are responsible for carrying out the primary business activities.

Departmental Contribution

The amount of profit or revenue that a specific department within a company generates, minus its direct costs.