Sampling 4 pieces of precision-cut wire (to be used in computer assembly) every hour for the past 24 hours has produced the following results: Hour x R Hour x R Hour x R Hour x R 1 3.25" 0.71" 7 3.15" 0.58" 13 3.11" 0.90" 19 3.31" 1.61" 2 3.20 1.18 8 2.55 1.13 14 2.83 1.31 20 2.99 1.14 3 3.32 1.38 9 3.12 0.76 15 3.22 1.06 21 2.55 1.13 4 3.29 1.21 10 2.85 1.38 16 2.94 0.45 22 3.38 0.51 5 2.97 1.22 11 2.83
Sampling 4 pieces of precision-cut wire (to be used in computer assembly) every hour for the past 24 hours has produced the following results: Hour x R Hour x R Hour x R Hour x R 1 3.25" 0.71" 7 3.15" 0.58" 13 3.11" 0.90" 19 3.31" 1.61" 2 3.20 1.18 8 2.55 1.13 14 2.83 1.31 20 2.99 1.14 3 3.32 1.38 9 3.12 0.76 15 3.22 1.06 21 2.55 1.13 4 3.29 1.21 10 2.85 1.38 16 2.94 0.45 22 3.38 0.51 5 2.97 1.22 11 2.83
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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Question
Sampling 4 pieces of precision-cut wire (to be used in computer assembly) every hour for the past 24 hours has produced the following results:
Hour
|
x
|
R
|
Hour
|
x
|
R
|
Hour
|
x
|
R
|
Hour
|
x
|
R
|
1
|
3.25"
|
0.71"
|
7
|
3.15"
|
0.58"
|
13
|
3.11"
|
0.90"
|
19
|
3.31"
|
1.61"
|
2
|
3.20
|
1.18
|
8
|
2.55
|
1.13
|
14
|
2.83
|
1.31
|
20
|
2.99
|
1.14
|
3
|
3.32
|
1.38
|
9
|
3.12
|
0.76
|
15
|
3.22
|
1.06
|
21
|
2.55
|
1.13
|
4
|
3.29
|
1.21
|
10
|
2.85
|
1.38
|
16
|
2.94
|
0.45
|
22
|
3.38
|
0.51
|
5
|
2.97
|
1.22
|
11
|
2.83
|
1.22
|
17
|
2.86
|
1.48
|
23
|
3.04
|
1.58
|
6
|
2.96
|
0.37
|
12
|
2.87
|
0.35
|
18
|
2.84
|
1.24
|
24
|
2.74
|
0.97
|
Based on the sampling done, the control limits for 3-sigma x chart are (round all intermediate calculations to three decimal places before proceeding with further calculations):
Part 2
Upper Control Limit (UCLx) = ? inches (round your response to three decimal places).
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