4.2 FA10 HW2 Solutions

4.2 FA10 HW2 Solutions - SCM 3301 Homework#2 Fall 2010...

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SCM 3301 Homework #2 Fall 2010 Page 1 of 9 MULTIPLE CHOICE Q 1 – 20 (3 POINTS EACH) 1. If a sample of items is measured and the mean of the sample is outside the control limits: a. the process is out of control and the cause should be established b. the process is in control, but not capable of producing within the established control limits c. the process is within the established control limits with only natural causes of variation d. the process is monitored closely to see if the next sample mean will also fall outside the control limits 2. Assignable causes of variation: a. are causes of variation that can be identified and removed b. are not as important as natural causes c. are within the limits of a control chart d. depend on the inspector assigned to the job e. are also referred to as "chance" causes 3. The cost associated with reworking a defective product would fall under which classification? a. Prevention costs b. Appraisal costs c. Internal failure costs d. External failure costs e. none of the above 4. The usual purpose of an R-chart is to signal whether there has been a: a. gain or loss in uniformity b. change in the percent defective in a sample c. change in the central tendency of the process output d. change in the number of defects in a sample e. change in the AOQ 5. Which of the following is true of a p-chart? a. The lower control limit may be below zero. b. The lower control limit may be at zero. c. The lower control limit is found by subtracting a fraction from the average number of defects. d. The lower control limit indicates the minimum acceptable number of defects. e. The lower control limit is the same as the lot tolerance percent defective.
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Homework #2 Fall 2010 Page 2 of 9 6. An example of process management tools for continuous improvement includes all of the following except: a. Pareto analysis b. Control charts c. Fishbone diagrams d. Gantt charts e. All of the above are process management tools for continuous improvement 7. When developing an X-chart, the value plotted is: a. all the sample observations b. the difference between the largest and the smallest value in the sample c. the largest value in the sample d. the average of the observations in the sample e. none of the above 8. A shift in process mean would most likely be detected by a: a. p-chart b. c-chart c. R-chart d. X-Chart e. none of the above 9. A p-chart would be appropriate for measuring a. the number of items that fail an inspection b. the number of ounces of ketchup in a bottle c. the diameter of an O-ring d. a & b e. all of the above 10. The consistency of service corresponds to which dimension of service quality? a.
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This note was uploaded on 02/24/2011 for the course SCM 3301 taught by Professor Wayhan during the Spring '09 term at University of Houston.

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4.2 FA10 HW2 Solutions - SCM 3301 Homework#2 Fall 2010...

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