In statistical process control, the hourly samples are taken. The sample means are: 156.46, 199.62, 189.31, 102.22, and 112.09 respectively. Also, the ranges of these samples are 11.97, 12.17, 13.94, 11.86, and 11.83 respectively. If the upper control limit of X-bar chart is 160.96, what is the sample size of each sample?

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Chapter2: Introduction To Spreadsheet Modeling
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In statistical process control, the hourly samples are taken. The sample means are: 156.46, 199.62, 189.31, 102.22, and
112.09 respectively. Also, the ranges of these samples are 11.97, 12.17, 13.94, 11.86, and 11.83 respectively. If the
upper control limit of X-bar chart is 160.96, what is the sample size of each sample?
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Transcribed Image Text:In statistical process control, the hourly samples are taken. The sample means are: 156.46, 199.62, 189.31, 102.22, and 112.09 respectively. Also, the ranges of these samples are 11.97, 12.17, 13.94, 11.86, and 11.83 respectively. If the upper control limit of X-bar chart is 160.96, what is the sample size of each sample? on O a. 7 of O b. 6 Oc. None is correct O d. 5 O e. 4 IOUS PAGE NEXT PAGE Fi Type here to search Prisc F10 FS F7 %23 & 3 E R IT Y U G H. K C V B AL 1f Alt 立
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