HCAD 325 Final Exam Questions With Verified Answers.
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Course
HCAD 325
Institution
HCAD 325
HCAD 325 Final Exam Questions With
Verified Answers.
Jose is the supervisor of the laboratory. One of his testing machines seems to be giving different
results for the same sample. To make sure he is delivering correct results, Jose uses a second
machine to check the results of the first. This ...
HCAD 325 Final Exam Questions With
Verified Answers.
Jose is the supervisor of the laboratory. One of his testing machines seems to be giving different
results for the same sample. To make sure he is delivering correct results, Jose uses a second
machine to check the results of the first. This action represents which cost of quality type?
a. Prevention
b. Internal failure
c. Appraisal
d. External failure - answer✔c. Appraisal
Which of the following is not a common theme found in successful Six Sigma programs?
a. Top management support
b. Use of quantitative measures
c. Use of Taguchi methods
d. Team-based projects - answer✔c. Use of Taguchi methods
The term "Six Sigma" represents what goal?
a. Six standard deviations from the median
b. 3.4 defects per million opportunities
c. Six defects per million opportunities
d. Sigma level quality - answer✔b. 3.4 defects per million opportunities
Jose, the lab manager, wants to improve the quality in his laboratory with a Six Sigma program.
He wants Sandy, his chemistry supervisor, to attend a Six Sigma training program so that she can
oversee all Six Sigma projects that will occur in the lab. Sandy will be trained as a
______________.
a. master black belt
b. yellow belt
c. green belt
d. black belt - answer✔d. black belt
What is the correct project cycle for a Six Sigma project?
a. Analyze, define, measure, improve, control
b. Measure, define, analyze, improve, control
c. Define, measure, analyze, improve, control
d. Define, improve, analyze, control - answer✔c. Define, measure, analyze, improve, control
What variables are measured in the measurement phase of a Six Sigma project?
a. Process duration, process variability, critical to quality
b. Process input, process output, process duration
c. Process input, process output, critical to quality
d. Process error rate, process output, process duration - answer✔c. Process input, process output,
critical to quality
Which tool is not part of the analyze phase of a Six Sigma project?
a. Regression analysis
b. Gantt chart
c. Pie chart
d. Bar graph - answer✔b. Gantt chart
Jose is checking his laboratory equipment using test control samples that are designed to give the
same results and are used to calibrate the equipment. When he runs 100 samples, he gets two
results that are greater than 3 standard errors of the mean. These results are called what?
a. 2 sigma quality
b. Special variation
c. Error bars
d. Common variation - answer✔b. Special variation
Jose is measuring the time it takes a technician to do a new test. He expects the test to take no
more than 5 minutes and no less than 3 minutes. After observing a number of tests, he calculates
the standard deviation of the test as 0.3 minutes. What is the process capability of the test?
a. 0.0
b. 1.8
c. 1.1
d. 2.0 - answer✔c. 1.1
Jose has a new test that has three steps. He calculates that in each step some of the sample must
be discarded. Step 1 has a discard rate of 2 percent, step 2 has a discard rate of 5 percent, and
step 3 has a discard rate of 1 percent. How much of the sample is available after step 3?
a. 82.0 percent
b. 75.5 percent
c. 86.5 percent
d. 99.1 percent - answer✔c. 86.5 percent
What is the primary goal of Lean?
a. Eliminate defects
b. Eliminate waste
c. Improve financial performance
d. Maximize employee productivity - answer✔b. Eliminate waste
Tiffany is the day shift supervisor in the imaging department. She has redesigned the patient
intake system so that patients are only asked their name and birthdate once. The old system
asked the patient this information three times. What type of waste did Tiffany reduce?
a. Waiting
b. Motion
c. Overproduction
d. Overprocessing - answer✔d. Overprocessing
Tiffany wants to continue to make improvements in the imaging department and organized a
kaizen event. What will be her first step?
a. Map and improve the value stream
b. Specify value to the patient
c. Develop a pull system
d. Interview patients and staff - answer✔b. Specify value to the patient
A patient enters the MRI scanning suite at 1:00 pm and leaves at 3:30 pm. The MRI test takes 50
minutes. What is the percentage of value-added time?
a. 25 percent
b. 33 percent
c. 50 percent
d. 100 percent - answer✔b. 33 percent
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