Table $7.1$ Factors for Calculating Three- Sigma Limits for The $\bar { X }$

question 146

Multiple Choice

Table $7.1$
Factors for Calculating Three- Sigma Limits for the $\bar { X }$ - chart and $R$ - chart


-A milling operation has historically produced an average thickness of 0.005 inch with an average range of 0.0015 inch. Currently, the first three items from each batch of 20 are inspected.
Use Table 1.. What is the value of LCL $\bar { X }$ ) if the sample size is increased to 6?

• A) less than or equal to 0.0030
• B) greater than 0.0030 but less than or equal to 0.0049
• C) greater than 0.0049 but less than or equal to 0.0069
• D) greater than 0.0069

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Definitions:

Constant Ratio

A financial strategy or policy that maintains a fixed proportionate relationship between two or more variables, such as assets and liabilities.

Pro Forma Financial Statements

Financial statements projecting future years' earnings, usually to assess the impact of new projects or acquisitions.

Capital Intensity Ratio

A financial metric that measures the amount of assets needed per dollar of sales; higher ratios indicate a greater investment in assets to generate sales.

Capital Intensity Ratio

A measure of a company's investment in physical assets relative to its labor force, indicating the extent to which a firm's operations are automated or labor-intensive.