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WGU C720 Pre Assessment 2023 Questions and Answers (Verified Answers) 1.A company that produces motors uses the following check
sheet: Why would the company use this check sheet?
To create a control chart to measure the engine assembly process To create a flow chart of the engine assembly process To develop a suppliers, inputs, process, outputs, customers (SIPOC) dia- gram
To develop a Pareto chart identifying the root causes of engine defects:
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?Performance Reliability Features
Durability: Durability 1 / 4
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3.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?Choose 2 answers Cause-and-effect diagrams Scatter diagrams Histograms Run charts Check sheets Pareto charts
Control charts: Control
charts Run charts 4.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?Shewhart's variation reduction 2 / 4
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Deming's 14 points Ohno and Shingo's kaizen
Taguchi's loss function: Deming's 14 points
5.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 that should be used to measure installer performance? Choose 2 answers Control charts to measure the time elapsed to completion Fishbone diagram to chart the method, material, machine, and manpower Gantt chart to measure how much performance has improved
Run charts to chart output around the 14-day central tendency: Control
charts to measure the time elapsed to completion 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?Quality function deployment Cause-and- 3 / 4
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effect matrix Students t-test
Statistical process control: Statistical process control
7.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? Pareto chart Control chart Scatter plot
Histogram: Scatter
plot
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