Take Test: Ch7_HW - MBA624-980O Business Analysis for ... Page 1 of 18 Take Test: Ch7_HW Test Information Description Instructions Multiple Attempts This test allows 3 attempts. This is attempt number 1. Force Completion This test can be saved and resumed later. Question Completion Status: Save All Answers QUESTION 1 Close Window Save and Submit 1 points TABLE 17-1 Save Answer A local newspaper has 10 delivery boys who each deliver the morning paper to 50 customers every day. The owner decides to record the number of papers delivered on time for a 10-day period for one of the delivery boys and construct a p chart to see whether the percentage is too erratic. Referring to Table 17-1, what is the numerical value of the center line for the p chart? 0.926 0.911 0.885 0.500 QUESTION 2 TABLE 17-1 1 points Save Answer https://cyberactive.bellevue.edu/webapps/assessment/take/launch.jsp?course_assessment_i... 5/31/2016 Take Test: Ch7_HW - MBA624-980O Business Analysis for ... Page 2 of 18 time for a 10-day period for one of the delivery boys and construct a p chart to see whether the percentage is too erratic. Question Completion Status: Referring to Table 17-1, what is the numerical value of the lower control limit for the p chart? 0.920 0.911 0.815 0.798 QUESTION 3 TABLE 17-1 1 points Save Answer A local newspaper has 10 delivery boys who each deliver the morning paper to 50 customers every day. The owner decides to record the number of papers delivered on time for a 10-day period for one of the delivery boys and construct a p chart to see whether the percentage is too erratic. Referring to Table 17-1, what is the numerical value of the upper control limit for the p chart? 0.926 https://cyberactive.bellevue.edu/webapps/assessment/take/launch.jsp?course_assessment_i... 5/31/2016 Take Test: Ch7_HW - MBA624-980O Business Analysis for ... Page 3 of 18 1.037 QUESTION 4 1 points TABLE 17-1 Save Answer A local newspaper has 10 delivery boys who each deliver the morning paper to 50 customers every day. The owner decides to record the number of papers delivered on time for a 10-day period for one of the delivery boys and construct a p chart to see whether the percentage is too erratic. Question Completion Status: Referring to Table 17-1, which expression best characterizes the p chart? Cycles Increasing trend In-control Individual outliers QUESTION 5 TABLE 17-2 1 points Save Answer A political pollster randomly selects a sample of 100 voters each day for 8 successive days and asks how many will vote for the incumbent. The pollster wishes to construct a p chart to see if the percentage favoring the incumbent candidate is too erratic. https://cyberactive.bellevue.edu/webapps/assessment/take/launch.jsp?course_assessment_i... 5/31/2016 Take Test: Ch7_HW - MBA624-980O Business Analysis for ... Page 4 of 18 Referring to Table 17-2, what is the numerical value of the center line for the p chart? 0.53 0.56 0.63 0.66 QUESTION 6 TABLE 17-2 1 points Save Answer Question Completion Status: A political pollster randomly selects a sample of 100 voters each day for 8 successive days and asks how many will vote for the incumbent. The pollster wishes to construct a p chart to see if the percentage favoring the incumbent candidate is too erratic. Referring to Table 17-2, what is the numerical value of the lower control limit for the p chart? 0.37 0.41 0.50 0.71 QUESTION 7 TABLE 17-2 1 points Save Answer A political pollster randomly selects a sample of 100 voters each day for 8 successive days and asks how many will vote for the incumbent. The pollster wishes to construct a p chart to see if the percentage favoring the incumbent candidate is too erratic. https://cyberactive.bellevue.edu/webapps/assessment/take/launch.jsp?course_assessment_i... 5/31/2016 Take Test: Ch7_HW - MBA624-980O Business Analysis for ... Page 5 of 18 Question Completion Status: Referring to Table 17-2, what is the numerical value of the upper control limit for the p chart? 0.92 0.89 0.71 0.62 QUESTION 8 1 points TABLE 17-2 Save Answer A political pollster randomly selects a sample of 100 voters each day for 8 successive days and asks how many will vote for the incumbent. The pollster wishes to construct a p chart to see if the percentage favoring the incumbent candidate is too erratic. Referring to Table 17-2, which expression best characterizes the p chart? In-control Increasing trend Decreasing trend Individual outliers QUESTION 9 TABLE 17-3 1 points Save Answer https://cyberactive.bellevue.edu/webapps/assessment/take/launch.jsp?course_assessment_i... 5/31/2016 Take Test: Ch7_HW - MBA624-980O Business Analysis for ... Page 6 of 18 to produce a batch of light bulbs is too erratic. Accordingly, the analyst randomly surveys 10 production periods each day for 14 days and records the sample mean and range for each day. Question Completion Status: Referring to Table 17-3, suppose the analyst constructs an R chart to see if the variability in production times is in-control. What is the center line of this R chart? 4.8 6.0 6.9 7.1 QUESTION 10 TABLE 17-3 1 points Save Answer A quality control analyst for a light bulb manufacturer is concerned that the time it takes to produce a batch of light bulbs is too erratic. Accordingly, the analyst randomly surveys 10 production periods each day for 14 days and records the sample mean and range for each day. https://cyberactive.bellevue.edu/webapps/assessment/take/launch.jsp?course_assessment_i... 5/31/2016 Take Test: Ch7_HW - MBA624-980O Business Analysis for ... Page 7 of 18 Question Completion Status: Referring to Table 17-3, suppose the analyst constructs an R chart to see if the variability in production times is in-control. What is the lower control limit for this R chart? 4.84 3.37 2.98 1.34 QUESTION 11 TABLE 17-3 1 points Save Answer A quality control analyst for a light bulb manufacturer is concerned that the time it takes to produce a batch of light bulbs is too erratic. Accordingly, the analyst randomly surveys 10 production periods each day for 14 days and records the sample mean and range for each day. https://cyberactive.bellevue.edu/webapps/assessment/take/launch.jsp?course_assessment_i... 5/31/2016 Take Test: Ch7_HW - MBA624-980O Business Analysis for ... Page 8 of 18 Referring to Table 17-3, suppose the analyst constructs an R chart to see if the variability in production times is in-control. What is the upper control limit for this R chart? 10.66 9.37 7.98 6.34 QUESTION 12 TABLE 17-3 1 points Save Answer Question Completion Status: A quality control analyst for a light bulb manufacturer is concerned that the time it takes to produce a batch of light bulbs is too erratic. Accordingly, the analyst randomly surveys 10 production periods each day for 14 days and records the sample mean and range for each day. Referring to Table 17-3, suppose the analyst constructs an R chart to see if the variability in production times is in-control. The R chart is characterized by which of the following? Increasing trend Decreasing trend In-control Points outside the control limits QUESTION 13 TABLE 17-3 1 points Save Answer A quality control analyst for a light bulb manufacturer is concerned that the time it takes to produce a batch of light bulbs is too erratic. Accordingly, the analyst randomly surveys 10 production periods each day for 14 days and records the sample mean and range for each day. https://cyberactive.bellevue.edu/webapps/assessment/take/launch.jsp?course_assessment_i... 5/31/2016 Take Test: Ch7_HW - MBA624-980O Business Analysis for ... Page 9 of 18 Question Completion Status: Referring to Table 17-3, suppose the sample mean and range data were based on 11 observations per day instead of 10. How would this change affect the lower and upper control limits of the R chart? LCL would increase; UCL would decrease. LCL would remain the same; UCL would decrease. Both LCL and UCL would remain the same. LCL would decrease; UCL would increase. QUESTION 14 TABLE 17-3 1 points Save Answer A quality control analyst for a light bulb manufacturer is concerned that the time it takes to produce a batch of light bulbs is too erratic. Accordingly, the analyst randomly surveys 10 production periods each day for 14 days and records the sample mean and range for each day. https://cyberactive.bellevue.edu/webapps/assessment/take/launch.jsp?course_assessment_i... 5/31/2016 Take Test: Ch7_HW - MBA624-980O Business Analysis for ... Page 10 of 18 Referring to Table 17-3, suppose the analyst constructs an chart to see if the production process is in-control. What is the center line for this chart? 64.3 59.5 58.0 57.1 QUESTION 15 TABLE 17-3 1 points Save Answer Question Completion Status: A quality control analyst for a light bulb manufacturer is concerned that the time it takes to produce a batch of light bulbs is too erratic. Accordingly, the analyst randomly surveys 10 production periods each day for 14 days and records the sample mean and range for each day. Referring to Table 17-3, suppose the analyst constructs an chart to see if the production process is in-control. What is the lower control limit (LCL) for this chart? 47.60 56.15 57.15 58.05 QUESTION 16 TABLE 17-3 1 points Save Answer A quality control analyst for a light bulb manufacturer is concerned that the time it takes to produce a batch of light bulbs is too erratic. Accordingly, the analyst randomly surveys 10 production periods each day for 14 days and records the sample mean and range for https://cyberactive.bellevue.edu/webapps/assessment/take/launch.jsp?course_assessment_i... 5/31/2016 Take Test: Ch7_HW - MBA624-980O Business Analysis for ... Page 11 of 18 Question Completion Status: Referring to Table 17-3, suppose the analyst constructs an chart to see if the production process is in-control. What is the upper control limit (UCL) for this chart? 62.15 60.95 59.85 58.75 QUESTION 17 TABLE 17-3 1 points Save Answer A quality control analyst for a light bulb manufacturer is concerned that the time it takes to produce a batch of light bulbs is too erratic. Accordingly, the analyst randomly surveys 10 production periods each day for 14 days and records the sample mean and range for each day. https://cyberactive.bellevue.edu/webapps/assessment/take/launch.jsp?course_assessment_i... 5/31/2016 Take Test: Ch7_HW - MBA624-980O Business Analysis for ... Page 12 of 18 Referring to Table 17-3, suppose the analyst constructs an chart to see if the production process is in-control. Which expression best describes this chart? In-control Increasing trend Decreasing trend Individual outliers QUESTION 18 TABLE 17-4 1 points Save Answer Question Completion Status: A factory supervisor is concerned that the time it takes workers to complete an important production task (measured in seconds) is too erratic and adversely affects expected profits. The supervisor proceeds by randomly sampling 5 individuals per hour for a period of 10 hours. The sample mean and range for each hour are listed below. She also decides that lower and upper specification limit for the critical-to-quality variable should be 10 and 30 seconds, respectively. Referring to Table 17-4, suppose the supervisor constructs an R chart to see if the variability in collection times is in-control. What is the center line of this R chart? 20.00 20.56 20.40 24.00 QUESTION 19 TABLE 17-4 1 points Save Answer A factory supervisor is concerned that the time it takes workers to complete an important production task (measured in seconds) is too erratic and adversely affects expected profits. The supervisor proceeds by randomly sampling 5 individuals per hour for a period of 10 hours. The sample mean and range for each hour are listed below. https://cyberactive.bellevue.edu/webapps/assessment/take/launch.jsp?course_assessment_i... 5/31/2016 Take Test: Ch7_HW - MBA624-980O Business Analysis for ... Page 13 of 18 Question Completion Status: She also decides that lower and upper specification limit for the critical-to-quality variable should be 10 and 30 seconds, respectively. Referring to Table 17-4, suppose the supervisor constructs an R chart to see if the variability in collection times is in-control. What are the lower and upper control limits for this R chart? -2.33, 43.13 -2.28, 42.28 0, 42.28 0, 43.13 QUESTION 20 TABLE 17-4 1 points Save Answer A factory supervisor is concerned that the time it takes workers to complete an important production task (measured in seconds) is too erratic and adversely affects expected profits. The supervisor proceeds by randomly sampling 5 individuals per hour for a period of 10 hours. The sample mean and range for each hour are listed below. She also decides that lower and upper specification limit for the critical-to-quality variable should be 10 and 30 seconds, respectively. Referring to Table 17-4, suppose the supervisor constructs an R chart to see if the https://cyberactive.bellevue.edu/webapps/assessment/take/launch.jsp?course_assessment_i... 5/31/2016 Take Test: Ch7_HW - MBA624-980O Business Analysis for ... Page 14 of 18 Decreasing trend Increasing trend In-control Individual outliers QUESTION 21 1 points TABLE 17-4 Save Answer A factory supervisor is concerned that the time it takes workers to complete an important Question Completion Status: production task (measured in seconds) is too erratic and adversely affects expected profits. The supervisor proceeds by randomly sampling 5 individuals per hour for a period of 10 hours. The sample mean and range for each hour are listed below. She also decides that lower and upper specification limit for the critical-to-quality variable should be 10 and 30 seconds, respectively. Referring to Table 17-4, suppose the sample mean and range data were based on 6 observations per hour instead of 5. How would this change affect the lower and upper control limits of an R chart? LCL would increase; UCL would decrease. LCL would remain the same; UCL would decrease. Both LCL and UCL would remain the same. LCL would decrease; UCL would increase. QUESTION 22 TABLE 17-4 1 points Save Answer A factory supervisor is concerned that the time it takes workers to complete an important production task (measured in seconds) is too erratic and adversely affects expected profits. The supervisor proceeds by randomly sampling 5 individuals per hour for a period of 10 hours. The sample mean and range for each hour are listed below. https://cyberactive.bellevue.edu/webapps/assessment/take/launch.jsp?course_assessment_i... 5/31/2016 Take Test: Ch7_HW - MBA624-980O Business Analysis for ... Page 15 of 18 Question Completion Status: She also decides that lower and upper specification limit for the critical-to-quality variable should be 10 and 30 seconds, respectively. Referring to Table 17-4, suppose the supervisor constructs an process is in-control. What is the center line of the chart? 20.00 chart to see if the 20.26 21.00 24.26 QUESTION 23 TABLE 17-4 1 points Save Answer A factory supervisor is concerned that the time it takes workers to complete an important production task (measured in seconds) is too erratic and adversely affects expected profits. The supervisor proceeds by randomly sampling 5 individuals per hour for a period of 10 hours. The sample mean and range for each hour are listed below. She also decides that lower and upper specification limit for the critical-to-quality variable should be 10 and 30 seconds, respectively. Referring to Table 17-4, suppose the supervisor constructs an chart to see if the process is in-control. What are the lower and upper control limits of this chart? https://cyberactive.bellevue.edu/webapps/assessment/take/launch.jsp?course_assessment_i... 5/31/2016 Take Test: Ch7_HW - MBA624-980O Business Analysis for ... Page 16 of 18 8.49, 32.03 5.39, 35.13 4.96, 35.56 QUESTION 24 1 points TABLE 17-4 Save Answer A factory supervisor is concerned that the time it takes workers to complete an important production task (measured in seconds) is too erratic and adversely affects expected Question Status: profits. The supervisor proceeds by randomly sampling 5 individuals per Completion hour for a period of 10 hours. The sample mean and range for each hour are listed below. She also decides that lower and upper specification limit for the critical-to-quality variable should be 10 and 30 seconds, respectively. Referring to Table 17-4, suppose the supervisor constructs an chart to see if the process is in-control. Which expression best describes this chart? Decreasing trend In-control Increasing trend Individual outliers QUESTION 25 1 points Save Answer Which of the following best measures the ability of a process to consistently meet specified customer-driven requirement? Process capability. Specification limits Upper control limit Lower control limit QUESTION 26 https://cyberactive.bellevue.edu/webapps/assessment/take/launch.jsp?course_assessment_i... 5/31/2016 Take Test: Ch7_HW - MBA624-980O Business Analysis for ... Page 17 of 18 1 points Save Answer Which of the following is a method for breaking process into a series of steps in order to eliminate defects and produce near perfect results? Deming's 14 points management Six Sigma management Shewhart-Deming cycle R chart and chart QUESTION 27 1 points Save Answer Which of the following situations suggests a process that appears to be operating in Status: a Question Completion state of statistical control? A control chart with a series of consecutive points that are above the center line and a series of consecutive points that are below the center line A control chart in which no points fall outside either the upper control limit or the lower control limit and no patterns are present A control chart in which several points fall outside the upper control limit All of these. QUESTION 28 1 points Save Answer Which of the following situations suggests a process that appears to be operating out of statistical control? A control chart with a series of consecutive points that are above the center line and a series of consecutive points that are below the center line A control chart in which points fall outside the lower control limit A control chart in which several points fall outside the upper control limit All of these. QUESTION 29 1 points Save Answer The principal focus of the control chart is the attempt to separate special or assignable causes of variation from common causes of variation. Which causes of variation can be reduced only by changing the system? Special or assignable causes Common causes Total causes None of these QUESTION 30 1 points Variation signaled by individual fluctuations or patterns in the data is called special or assignable causes. Save Answer common or chance causes. explained variation. https://cyberactive.bellevue.edu/webapps/assessment/take/launch.jsp?course_assessment_i... 5/31/2016 Take Test: Ch7_HW - MBA624-980O Business Analysis for ... Page 18 of 18 Click Save and Submit to save and submit. Click Save All Answers to save all answers. Save All Answers Close Window Save and Submit Question Completion Status: https://cyberactive.bellevue.edu/webapps/assessment/take/launch.jsp?course_assessment_i... 5/31/2016