1. Which measure of center is most affected by skewed data? a. Mode b. Mean c. M
ID: 3351835 • Letter: 1
Question
1. Which measure of center is most affected by skewed data?
a. Mode
b. Mean
c. Median
d. Average
2. Factors that affect standard deviation
a. Range, median,
b. Mean, sample size, range
c. Mode, range
d. Mean only
3. What would you use to decide if two groups of employees differ on a performance measure (dependent variable)?
a. ANOVA
b. T-test
c. Chi square test
d. Zio test
4. If you want to cross a unknown wide river which statistics on depth would you want
a. Mean only
b. Mean and range
c. Range
d. Standard deviation
5. Which of the following best describes internal failure costs?
a. The economic costs associated with a catastrophic failure of an internal subsystem.
b. The unavoidable quality system costs associated with the production of any product or service.
c. The opposite of external failure costs.
d. The costs resulting from a nonconformance detected before a product or service is provided.
6. According to Juran, when a major quality improvement project is launched, which of the following describes the desired change in performance level?
a. Six sigma
b. Continuous
c. Breakthrough
d. Sporadic
7. According to Deming, which of the following is NOT a key element of quality leadership?
a. Established organizational goals to meet or exceed customer needs
b. The use of displays and awards to promote employee motivation
c. Continual education and training that elevate the level of technical and professional expertise
d. Elimination of barriers and distrust to create an organizational culture that fosters teamwork
8. Typically, which of the following activities is done earliest in the formation of a project team?
a. Select the team
b. Identify the objective
c. Identify the sponsor
d.Allocate the resources
9. Which of the following is defined as continuous, incremental improvement?
a. Kanban
b. Kaizen
c. JIT
d. Kaikaku
10. Which of the following activities is value-added?
a. Setup
b. Process
c. Storage
d. Inspection
11. Which of the following is the most effective technique for prioritizing critical factors for problem-solving?
a. Venn diagram
b. Scatter diagram
c. Pareto diagram
d. Cause and effect diagram
12. A company is receiving an unusually high number of returns from various customers. The first step in investigating the problem would be to
a. check the inspection records
b. establish the correlation of the returns to shipments
c. brainstorm the potential causes
d. classify the returns by type and degree of serious
13. In preparation for construction of a cause and effect diagram, it is important to
a. plot separate charts for each source
b. focus only on what makes things go wrong
c. record everything people suggest
d. validate possible root causes
14. Warranty claims are classified in which of the following cost of quality groups?
a. Internal failure
b. External failure
c. Appraisal
d. Prevention
15. At what stage of the problem-solving process would a team most likely use a cause-effect diagram?
a. Description of the process associated with the problem
b. Definition of the problem and its scope
c. Organization of possible problem causes
d. Collection of data to identify actual causes
16. Which of the following tools is most likely to be used to organize a list of ideas generated during a brainstorming session?
a. Activity network diagram
b. Affinity diagram
c. Histogram
d. Process control chart
17. Which of the following tools would be most appropriate for collecting data to study the symptoms of a problem?
a. A check sheet
b. A flow diagram
c. A force field analysis
d. An activity network diagram
18. Kaizen is defined as
a. re-engineering
b. lean manufacturing
c. continuous improvement
d. error-proofing
19. A control plan is designed to do which of the following?
a.Supplement information contained in operator instructions
b. Support the production scheduling system
c. Provide a documented system for controlling processes
d. Provide a method for tracking the design review process
Explanation / Answer
Solution:-
1) The measure of center is most affected by skewed data is Mean.
b) Mean
2) Factors that affect standard deviation is
b. Mean, sample size, range
3) We would you use T-test to decide if two groups of employees differ on a performance measure
b. T-test
4) If you want to cross a unknown wide river which statistics on depth would you want.
b. Mean and range
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