Calculating CL, LCL and UCL for Counted Type Characteristics
- Last UpdatedMar 19, 2016
- 1 minute read
Result data (measurement) is captured for each sample and its deviation from specification limits (if any).
The following table shows the result data (measurement) captured for each sample and its deviation from specification limits (if any).
|
Sample ID |
Sample Time |
Spec Name |
Charac |
Value No. |
Value |
Actual Sample Size |
Is the Value Out of Spec Limits |
Fraction Defective |
|---|---|---|---|---|---|---|---|---|
|
6 |
11:15a |
SpecD |
No. of Dents |
1 |
3 |
15 |
False |
0.2 |
|
8 |
11:30a |
SpecD |
No. of Dents |
1 |
10 |
15 |
True |
0.66667 |
|
9 |
11:45a |
SpecD |
No. of Dents |
1 |
6 |
15 |
False |
0.4 |
|
10 |
12:00p |
SpecD |
No. of Dents |
1 |
2 |
15 |
True |
0.13333 |
|
12 |
12:15p |
SpecD |
No. of Dents |
1 |
9 |
15 |
True |
0.6 |
|
13 |
12:30p |
SpecD |
No. of Dents |
1 |
5 |
15 |
False |
0.33333 |
The following examples illustrate control limits calculated for a sample size.