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WGU C720 Operations and Supply Chain Management EXAM
2023 – 2024 (Verified Answers)
1.Why would the company use this check sheet ANS To develop a
Pareto chart identifying the root causes of engine defects
2.Which aspect of quality is demonstrated by a vehicle that has a useful
life of 165,000 miles ANS Durability
- A quality improvement team is trying to illustrate to upper
management how a process is varying over time as measurements are
collected.
Which two statistical process control (SPC) tools should the team use ANS
Run charts and Control charts - The CEO of a service company wants to change the strategy of the
com- pany from volume sales to high-quality products.
Which philosophy should the CEO implement to emphasize quality
over volume ANS Deming’s 14 points
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- A company sells garage doors through a national retailer and
contracts with local installers to complete the installations. The operations
manager is responsible for completing the installations in a 14-day period
after the sale. The company will be penalized financially if it fails to achieve
these ob- jectives. The operations manager’s daily responsibilities include
contacting installers to expedite orders and ensure deadlines are met.
Which two tools should be used to measure installer performance?
Choose 2 answers: Control charts to measure the time elapsed to
completion and Run charts to chart output around the 14-day central
tendency
6.Which quality tool examines patterns, flow, and causes of variation of
data points over time ANS Statistical process control - A vice president of a major retailer is trying to reduce the wait time for
customers in the checkout line by appropriately opening checkout lines. To
do this, the VP needs to know the relationship and degree of correlation
between monthly customer visits and area population.
Which tool should be used in this situation ANS Scatter plot
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- Which two company practices reflect the guiding principles of Six
Sigma?
Choose 2 answers: A company tries to reduce variation in the quality of
products it offers.