Jim, a Quality Control Manager at an Apparel Manufacturing Company

question 14

Multiple Choice

Jim, a quality control manager at an apparel manufacturing company, studies and monitors quality using R-charts. He discovers a quality problem with the construction of zippers. Jim proposes that 25 samples of eight observations each be collected on a daily basis. He plans to prepare an R-chart to monitor the variation in the size of the zippers. The data collected shows that the mean length of the zippers is 15 inches and the average range is 0.5 inches. If D 3 for the R-chart is 0.136, the lower control limit (LCL R) for the R-chart will be:

• A) less than or equal to 1.
• B) more than 1 but less than or equal to 2.
• C) more than 2 but less than or equal to 3.
• D) more than 4.

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Definitions:

Outcome

The result or effect of an action, situation, or event, often used to gauge the success or impact of an initiative.

Common Indicator

A measurable variable used across different projects or processes to assess performance, outcomes, or conditions.

Self-Regulation

The ability of individuals or organizations to regulate their behavior or operations in accordance with internal standards or external regulations without the need for external control.

Transparency

The practice of being open, honest, and straightforward about various activities, ensuring accessibility and clarity of information for stakeholders.