21.36
00107.
3
9841.49873.4
3
CenterlinelimitcontrolUpper
n
S=
−
=
−
=
21.37
1
2
A B C
Statistical Process Control
1
1.2
1.4
21.38
1
2
3
A B C D E
Statistical Process Control
Bolts
11.5
12
12.5
13
1
2
3
A B C
Statistical Process Control
Bottles
50
60
70
80
1
2
3
A B C D
Statistical Process Control
Bottles
770
790
810
830
850
The process went out of control at sample 29.
21.39a
1
2
3
A B C
Statistical Process Control
Calls
25
30
35
40
45
50
1
2
3
4
A B C D
Statistical Process Control
Calls
Upper control limit 114.1052
21.40
100
120
140
1
2
3
A B C
Statistical Process Control
Pipes
0.08
0.1
0.12
1
2
3
A B C
Statistical Process Control
Pipes
3
3.05
3.1
21.41
0241.
3
9892.20615.3
3
CenterlinelimitcontrolUpper
n
S=
−
=
−
=
21.42
54.2
3
952.1496572.1504
3
CenterlinelimitcontrolUpper
n
S=
−
=
−
=
68.5S;54.2
5
S==
21.43 Centerline =
p
= .035
p
21.44 Centerline =
p
= .0324
p
The process is out of control at sample 25.
21.45 Centerline =
p
= .00352
1
2
3
A B C D
Statistical Process Control
Copiers
0.008
0.01
0.012
0.014
1
2
A B C
Statistical Process Control
21.46 Centerline =
p
= . 0383
Lower control limit =
n
)p1(p
3p −
−
= .0383 −
100
)0383.1)(0383(.
3−
= −.0193 (= 0)
p
100
)0383.1)(0383(.
3−
0.008
0.01
0.012
21.47 Centerline =
p
= .0169
p
0.08
0.1
0.12
1
2
A B C D
Statistical Process Control
21.48
0.025
0.03
0.035
1
2
3
A B C D E
Statistical Process Control
Batteries
21.49
0.05
0.06
1
2
3
A B C D
Statistical Process Control
Courier
21.50
0.006
0.008
0.01
1
2
A B C D
Statistical Process Control
0.025
0.03
0.035