SPC工具

SPC工具
Pp 和Ppk不合格率
 

Calculated Capability Ratio

计算能力比值

PpFallout
(both sides combined)

PP不合格

(双边)

PpkFallout
(one side only)

Ppk不合格

(单边)

0.50
0.60
0.70
0.80
0.90
1.00
1.10
1.20
1.30
1.40
1.50
1.60
1.70
1.80
1.90
2.00

133,620
71,860
35,730
16,396
6,934
2,700
966
318
96
26
7
2
0.340
0.060
0.012
0.002

66,810
35,930
17,865
8,198
3,467
1,350
483
159
48
13
3
1
0.170
0.030
0.006
0.001

控制图常量

X and R Control Charts


华夏彩票控制图

 

X and S Control Charts


均值标准差控制图

n

A2

D3

D4

d2

1
2
3
4
5
6
7
8
9
10
11
12

2.660
1.880
1.023
0.729
0.577
0.483
0.419
0.373
0.337
0.308
0.285
0.266

-
0
0
0
0
0
0.076
0.136
0.184
0.223
0.256
0.283

-
3.267
2.574
2.282
2.114
2.004
1.924
1.864
1.816
1.777
1.744
1.717

-
1.128
1.693
2.059
2.326
2.534
2.704
2.847
2.970
3.078
3.173
3.258

 

n

A3

B3

B4

C4

10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25

0.975
0.927
0.886
0.850
0.817
0.789
0.763
0.739
0.718
0.698
0.680
0.663
0.647
0.633
0.619
0.606

0.284
0.321
0.354
0.382
0.406
0.428
0.448
0.466
0.482
0.497
0.510
0.523
0.534
0.545
0.555
0.565

1.716
1.679
1.646
1.618
1.594
1.572
1.552
1.534
1.518
1.503
1.490
1.477
1.466
1.455
1.445
1.435

0.9727
0.9754
0.9776
0.9794
0.9810
0.9823
0.9835
0.9845
0.9854
0.9862
0.9869
0.9876
0.9882
0.9887
0.9892
0.9896

华夏彩票判异规则
InfinityQS SPC软件-特殊原因判异规则
 
InfinityQS SPC软件-经验法则

 

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