(a) Compute the mean of each sample. (Round answers to 3 decimal places, e.g. 15.250.) Mean of sample 1 Mean of sample 2 Mean of sample 3 Mean of sample 4 (b) Compute an estimate of the mean and standard deviation of the sampling distribution. (Round answers to 4 decimal places, e.g. 15.2500.) Mean Standard deviation (c) Develop control limits for 3 standard deviations of the product diameter. (Round answers to 2 decimal places,

Practical Management Science
6th Edition
ISBN:9781337406659
Author:WINSTON, Wayne L.
Publisher:WINSTON, Wayne L.
Chapter2: Introduction To Spreadsheet Modeling
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A quality control manager at a manufacturing facility has taken four samples with four observations each of the
diameter of a part.
Samples of Part Diameter in Inches
1
2
6.2
5.7
5.7
5.7
5.7
6.1
6.2
6.0
6.0
6.2
6.1
5.9
6.1
6.1
5.8
6.3
(a) Compute the mean of each sample. (Round answers to 3 decimal places, e.g. 15.250.)
Mean of sample 1
Mean of sample 2
Mean of sample 3
Mean of sample 4
(b) Compute an estimate of the mean and standard deviation of the sampling distribution. (Round answers to 4
decimal places, e.g. 15.2500.)
Мean
Standard deviation
(c) Develop control limits for 3 standard deviations of the product diameter. (Round answers to 2 decimal places,
e.g. 15.25.)
CL
UCL
LCL
Transcribed Image Text:A quality control manager at a manufacturing facility has taken four samples with four observations each of the diameter of a part. Samples of Part Diameter in Inches 1 2 6.2 5.7 5.7 5.7 5.7 6.1 6.2 6.0 6.0 6.2 6.1 5.9 6.1 6.1 5.8 6.3 (a) Compute the mean of each sample. (Round answers to 3 decimal places, e.g. 15.250.) Mean of sample 1 Mean of sample 2 Mean of sample 3 Mean of sample 4 (b) Compute an estimate of the mean and standard deviation of the sampling distribution. (Round answers to 4 decimal places, e.g. 15.2500.) Мean Standard deviation (c) Develop control limits for 3 standard deviations of the product diameter. (Round answers to 2 decimal places, e.g. 15.25.) CL UCL LCL
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