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As part of its process control activities, a bakery wishes to monitor the weight of dough portions being measured out prior to boking Below are

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As part of its process control activities, a bakery wishes to monitor the weight of dough portions being measured out prior to boking Below are given the weight of thirteen samples each of five portions Plot these data onto the appropriate charts and comment on the stability or otherwise of the process Sample/Weight (grams) 6 7 8 1 2 5 375 3 4 375 375 375 373 375 378 378 374 375 376 379 373 376 376 378 378 379 377 377 376 376 9 10 11 379 378 374 378 373 374 375 376 376 379 376 376 377 376 375 373 380 379 378 375 376 376 377 376 379 376 379 378 377 377 379 377 376 375 376 378 377 For the ranges chart Sample: 1 2 3 4 5 6 7 8 9 10 11 12 13 Range Using the data in Table, we find that the center line for the chart is CL Sample size therefore 03- and D4 - Anwe Then the control limits for the R-chart are as follows UCL LCL R The-chart indicates that procees variability is For the means chart Sample 1 2 3 using the data in Table we find that the center-ne for the chart is CL- 88 12 13 374 379 380 379 377 379 therefore A3-Arewer Sample size is Then, the control imits are calculated as Antwer Answer +Answer Answed Answed Antwer Araw-Anawe We would conclude that the process is Answer levels and adopt the trial control limits for monitoring future production y As part of its process control activities, a bakery wishes to monitor the weight of dough portions being measured out prior to boking Below are given the weight of thirteen samples each of five portions Plot these data onto the appropriate charts and comment on the stability or otherwise of the process Sample/Weight (grams) 6 7 8 1 2 5 375 3 4 375 375 375 373 375 378 378 374 375 376 379 373 376 376 378 378 379 377 377 376 376 9 10 11 379 378 374 378 373 374 375 376 376 379 376 376 377 376 375 373 380 379 378 375 376 376 377 376 379 376 379 378 377 377 379 377 376 375 376 378 377 For the ranges chart Sample: 1 2 3 4 5 6 7 8 9 10 11 12 13 Range Using the data in Table, we find that the center line for the chart is CL Sample size therefore 03- and D4 - Anwe Then the control limits for the R-chart are as follows UCL LCL R The-chart indicates that procees variability is For the means chart Sample 1 2 3 using the data in Table we find that the center-ne for the chart is CL- 88 12 13 374 379 380 379 377 379 therefore A3-Arewer Sample size is Then, the control imits are calculated as Antwer Answer +Answer Answed Answed Antwer Araw-Anawe We would conclude that the process is Answer levels and adopt the trial control limits for monitoring future production y

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