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MATLAB: An Introduction with Applications
6th Edition
ISBN: 9781119256830
Author: Amos Gilat
Publisher: John Wiley & Sons Inc
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
Transcribed Image Text:The following are quality control data for a manufacturing process at Kensport Chemical Company. The data show the temperature in degrees centigrade at five points in time during a manufacturing
cycle.
Sample
R
1
95.72
1.0
2
95.24
0.9
3
95.18
0.9
4
95.42
0.4
5
95.46
0.5
6.
95.32
1.1
7
95.40
0.9
8
95.44
0.3
9.
95.08
0.2
10
95.50
0.6
11
95.80
0.6
12
95.22
0.2
13
95.54
1.3
14
95.22
0.4
15
95.04
0.8
16
95.72
1.1
17
94.82
0.6
18
95.46
0.5
19
95.60
0.4
20
95.74
0.6

Transcribed Image Text:The company is interested in using control charts to monitor the temperature of its manufacturing process. Compute the upper and lower control limits for the R chart. (Round your answers to three
decimal places.)
UCL =
LCL =
Construct the R chart.
2.00-
2.00-
2.00
1.75
1.75
1.75
1.50
UCL
1.50
1.50
UCL
1.25
1.25
1.25
UCL
1.00-
1.00
1.00
0.75
0.75
0.75
0.50
0.50
0.50
0.25
0.25
0.25
0.00
0.00
LCL
0.00
LCL
LCL
2 4 6 8 10 12 14 16 18 20
4
6 8 10 12 14 16 18 20
2 4 6 8 10 12 14 16 18 20
Sample Number
Sample Number
Sample Number
2.00-
1.75
UCL
1.50
1.25
1.00
0.75
0.50
0.25
0.00
LCL
2 4 6 8 10 12 14 16 18 20
Sample Number
Compute the upper and lower control limits for the x chart. (Round your answers to three decimal places.)
UCL =
LCL =
Construct the x chart.
96.25
96.25
96.25
UCL
96.00-
96.00
96.00
Sample Range
Sample Range
Sample Range
Sample Range
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