Midterm

Midterm - Janice Thomas 2/1/11 7:50 AM Midterm Exam(1)...

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Janice Thomas 2/1/11 7:50 AM Midterm Exam(1) Completed 84 out of 100 points 35 minutes, and 2 hours. The Midterm Examination consists of 50 equally-weighted, obj randomly from a larger pool of questions. The examination may "closed notes". It has a time limit of 2 hours. In the event you exam you may reenter it but please bear in mind that the time li continues from where you left off.
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Question 1 2 out of 2 points Some degree of variability is present in almost all processes. Answer Selected Answer: True Question 2 2 out of 2 points In most acceptance sampling plans, when a lot is rejected, the entire lot is inspected and all defective items are replaced. When using this technique the AOQ Answer Selected Answer: improves (AOQ becomes a smaller fraction)
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Question 3 2 out of 2 points If a sample of items is taken and the mean of the sample is outside the control limits the process is Answer Selected Answer: out of control and the cause should be established Question 4 2 out of 2 points The normal application of a p-chart is in Answer Selected Answer: process sampling by attributes
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Question 5 2 out of 2 points The type of inspection that classifies items as being either good or defective is Answer Selected Answer: attribute inspection Question 6 2 out of 2 points Which of the following statements about acceptance sampling is true ? Answer Selected Answer: The steeper an OC curve, the better it discriminates between good and bad lots.
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Question 7 2 out of 2 points The x-bar chart tells us whether there has been a Answer Selected Answer: change in the central tendency of the process output Question 8 2 out of 2 points Acceptance sampling accepts or rejects an entire lot based on the information contained in the sample. Answer Selected Answer: True
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Question 9 2 out of 2 points A process range chart illustrates the amount of variation within the samples. Answer Selected Answer: True Question 10 2 out of 2 points Of the four approaches to capacity expansion, the approach that "straddles" demand Answer Selected Answer: Choices uses incremental expansion and at some times leads demand, and at other times lags are both correct.
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Question 11 2 out of 2 points The Academic Computing Center has five trainers available in its computer labs to provide training sessions to students. Assume that the capacity of the system is 1900 students per semester and the utilization is 90%. If the number of students who actually got their orientation session is 1500, what is the efficiency of the system? Answer Selected Answer: 87.7% Question 12 2 out of 2 points The net present value of $10,000 to be received in exactly three years is considerably greater than $10,000. Answer
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Midterm - Janice Thomas 2/1/11 7:50 AM Midterm Exam(1)...

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