You are working with your supplier to identify ways to reduce the variation in the seal strength of packages manufactured in the plant.
The following data was collected for further analysis.
The roll ID MRxxyyzza-sr#-staff
xx = year of production: yy= month of production: zz= day of production: a = master roll produced during the day
sr# = slit roll; each master roll producers 4 slit rolls (1,2,3,4)
staff = personnel who produced the master roll
Analyze the data and provide your recommendations to the team as to next steps.
| Date |
shift |
roll ID |
Slit Roll Position |
seal strength |
| 3-Apr |
1 |
MR1202113-1-RQ |
T |
0.95 |
|
|
|
M |
0.96 |
|
|
|
B |
0.93 |
|
1 |
MR1202113-4-RQ |
T |
0.96 |
|
|
|
M |
0.95 |
|
|
|
B |
0.95 |
|
2 |
MR1112153-3-RQ |
T |
1.17 |
|
|
|
M |
1.17 |
|
|
|
B |
1.19 |
|
2 |
MR1202114-2-RQ |
T |
1.00 |
|
|
|
M |
0.98 |
|
|
|
B |
0.97 |
| 4-Apr |
1 |
MR1202114-4-RQ |
T |
1.05 |
|
|
|
M |
1.05 |
|
|
|
B |
1.04 |
|
1 |
MR1202114-1-RQ |
T |
1.05 |
|
|
|
M |
1.05 |
|
|
|
B |
1.04 |
|
2 |
MR1201315-3-TM |
T |
0.91 |
|
|
|
M |
0.90 |
|
|
|
B |
0.92 |
|
2 |
MR1202113-2-RQ |
T |
0.90 |
|
|
|
M |
0.87 |
|
|
|
B |
0.88 |
| 5-Apr |
1 |
MR1112153-2-RQ |
T |
1.13 |
|
|
|
M |
1.12 |
|
|
|
B |
1.12 |
|
1 |
MR1112153-1-RQ |
T |
1.21 |
|
|
|
M |
1.22 |
|
|
|
B |
1.20 |
|
2 |
MR1201315-1-TM |
T |
0.90 |
|
|
|
M |
0.88 |
|
|
|
B |
0.87 |
|
2 |
MR1112153-4-RQ |
T |
1.22 |
|
|
|
M |
1.21 |
|
|
|
B |
1.23 |
| 6-Apr |
1 |
MR1201315-4-TM |
T |
0.95 |
|
|
|
M |
0.96 |
|
|
|
B |
0.95 |
|
1 |
MR1202113-3-RQ |
T |
0.95 |
|
|
|
M |
0.96 |
|
|
|
B |
0.96 |
|
2 |
MR1202114-3-RQ |
T |
1.06 |
|
|
|
M |
1.07 |
|
|
|
B |
1.06 |
|
3 |
MR1201315-2-TM |
T |
0.84 |
|
|
|
M |
0.85 |
|
|
|
B |
0.85 |