In a fabric manufacturing factory, the quality control process using control charts from SPC. In an hour there are a total of 5 samples are taken each having 5 observations regarding the thickness of fabric in measured in millimeters. In a particular hour, the sample means (X-bar) are noted to be: 172.11, 219.58, 208.24, 112.44, and 123.30 respectively. In the same sample, the corresponding ranges are: 13.17, 13.38, 15.34, 13.04, and 13.02 respectively What are the lower and upper control limits for the R chart? O a. 0,29.17 O b. None is correct O c. 0,28.67 O d. 0,29.67 O e. 0,31.47 Of. 0,30.98
In a fabric manufacturing factory, the quality control process using control charts from SPC. In an hour there are a total of 5 samples are taken each having 5 observations regarding the thickness of fabric in measured in millimeters. In a particular hour, the sample means (X-bar) are noted to be: 172.11, 219.58, 208.24, 112.44, and 123.30 respectively. In the same sample, the corresponding ranges are: 13.17, 13.38, 15.34, 13.04, and 13.02 respectively What are the lower and upper control limits for the R chart? O a. 0,29.17 O b. None is correct O c. 0,28.67 O d. 0,29.67 O e. 0,31.47 Of. 0,30.98
MATLAB: An Introduction with Applications
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
Transcribed Image Text:In a fabric manufacturing factory, the quality control process using control charts from SPC. In an hour there are a total of 5
samples are taken each having 5 observations regarding the thickness of fabric in measured in millimeters. In a particular hour,
the sample means (X-bar) are noted to be: 172.11,219.58, 208.24, 112.44, and 123.30 respectively. In the same sample, the
corresponding ranges are: 13.17,13.38, 15.34, 13.04, and 13.02 respectively What are the lower and upper control limits for
the R chart?
O a. 0,29.17
Ob. None is correct
Oc 0,28.67
O d. 0,29.67
O e. 0,31.47
Of.
0,30.98
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