A Manufacturer of Windows Produces One Type That Has a Plastic

question 106

Multiple Choice

A manufacturer of windows produces one type that has a plastic coating.The specification limits for the plastic coating are 30 and 70.From time to time the plastic coating can become uneven.Therefore,to keep the coating as even as possible,thickness measurements are periodically taken at four different locations on the window.15 subgroups were observed,each consisting of four thickness measurements,with the following results: mean of the means = $\overline { \overline{ x } }$

= 50.05,and average range of 8.85.Find the sigma level capability of the process.

• A)4.64
• B)-4.66
• C)7.83
• D)2.25

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Definitions:

Iron Triangles

A concept in U.S. politics that captures the stable, mutually beneficial relationships among government agencies, interest groups, and congressional committees or subcommittees.

Committee System

The organizational method used by legislatures, such as the United States Congress, to manage and process legislation through specialized groups or committees.

Executive Branch

The branch of government responsible for implementing and enforcing laws, typically led by the president or prime minister and comprising departments and agencies.

Issue Networks

Loose, informal, and highly variable coalitions of public and private sector actors who share a common interest in specific policy issues and work together to influence policy outcomes.