The organisation used control charts to control the weights of the packets of pellets of juice...
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The organisation used control charts to control the weights of the packets of pellets of juice ingredients. Samples of four packets are taken every 30 minutes and the weight found. The tolerance is ± 5 g. The standard weight is 125 g. The readings over an 8-hour period are indicated in the table below. Time (minutes) 0 30 60 90 120 150 180 210 240 270 300 330 360 390 420 450 480 A 126 128 132 127 128 126 127 B 129 127 127 127 128 128 133 126 126 127 129 127 128 128 129 126 127 127 128 126 127 126 127 128 127 126 127 C 125 (i) Using these data, Construct an X - Chart and an R- Chart. 132 127 128 129 125 128 127 128 128 128 128 128 126 127 127 126 D 128 133 126 126 128 128 129 126 127 128 127 127 129 128 128 127 128 [8 marks] The organisation used control charts to control the weights of the packets of pellets of juice ingredients. Samples of four packets are taken every 30 minutes and the weight found. The tolerance is ± 5 g. The standard weight is 125 g. The readings over an 8-hour period are indicated in the table below. Time (minutes) 0 30 60 90 120 150 180 210 240 270 300 330 360 390 420 450 480 A 126 128 132 127 128 126 127 B 129 127 127 127 128 128 133 126 126 127 129 127 128 128 129 126 127 127 128 126 127 126 127 128 127 126 127 C 125 (i) Using these data, Construct an X - Chart and an R- Chart. 132 127 128 129 125 128 127 128 128 128 128 128 126 127 127 126 D 128 133 126 126 128 128 129 126 127 128 127 127 129 128 128 127 128 [8 marks]
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Related Book For
Complete Business Statistics
ISBN: 9780077239695
7th Edition
Authors: Amir Aczel, Jayavel Sounderpandian
Posted Date:
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