rP-Pn
CONTROL
CHART------
ItemS:uCL
TYPe(N/S)
. N
ExPression
:FL(0,26,4)~3*SQRCFLC0,26,
4)*<100-FL<0,26,4))/IT<2))
Format
Item6:LCL
TYPe(N/S)
:N
ExPression
:FL(0,46,4)-3*SQR<FLC0,26,
4)*100-FLC0,26,4)/ITC2))
Forma·t
:######.###
Data
Area
1-1
?
1-2
:
50
1-3
: 3
1-4
?
1-5
?
1-6
?
2-1
?
2-2
:50
2-3
:8
2-4
?
2-5
?
2-6
?
■
Example
of
data
for
P-Pn chart
·
Gr-ouP
No.
Check
n
Defects
. _ 1 ·
50
3
i•
·:;
·.
2
50
~;;.-~::
..
··.3
,50
If
t!f
~;}!?:I-
8
3
5
4
10
10
9
4
6
9
Def.<•-:)
6.0000
l6.Cl000
6.0000
10.0000
8.0000
20.0000
:
·-;;-_
20.0000
18.0000
8.0000
12.0000_
18.
0000
1
16.
0000.
_:_,
...
14
50
15
50
16
50
..
;.
-,,.
~
.
17
50
18
.:
,
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...
_
.,50
19 . '. 50
.20
~-·•·'·50
21
50
22
~
·••
r.
.50
,1,.,.:
•
~.-:A
23
-
50
24
.-
.·-:."-,·~-
50
;25
·~·•~:~~~-:_:.
50
·•
,~
..
6
8
8
10
13
9
5
7
9
5
3
13
·:a.~
12
24.0000
.....
~_:-.,....,
►
t
..
\_:,
26
)2_50
_
187
52
..
12.
0000:
16.0000:
16.0000
20.0000
26.0000
10.0000';
10.0000\
14.
0000:::
18.
0000.~
10.
0000
'.i
.-
6.0000~
26.0000/
0r,
,
14.
960
J
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