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

question 160

Multiple Choice

Table $7.1$
Factors for Calculating Three- Sigma Limits for the $\overline { \bar { X } }$ - 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.. The quality control manager has recommended inspecting the first 3 and the last 3 items. (a sample of 6) from each batch of 20. What is the value of the

• 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:

Evaluation Apprehension

Anxiety or fear regarding being judged or evaluated by others.

Human Cultural Group

A human cultural group refers to people sharing common cultural characteristics, practices, beliefs, and values, distinguishing them from other groups.

Social Loafing

The occurrence in which people put in less effort towards attaining a goal while working as part of a team compared to when they work individually.

Free Rider Problem

A situation in group dynamics where some members benefit from resources or goods without contributing to the cost or effort, leading to potential issues in collective endeavors.