WGU C720 Objective 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
,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
,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-
, 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
(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
,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
,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-
, 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
