Please help me.. Thanks*** 1) If the control liemits are around the 2s level and we assume the 1.5s shift in the mean customay for six-sigma applications Given that the true mean is 15s off of the target mean and samples are taken every 3 hours the average time to detect the shift will be A. 1.534 hrs B. 1.623 hrs C. 1.543 hrs D. 1.603 hrs
Please help me.. Thanks***
1) If the control liemits are around the 2s level and we assume the 1.5s shift in the mean customay for six-sigma applications Given that the true mean is 15s off of the target mean and samples are taken every 3 hours the average time to detect the shift will be
A. 1.534 hrs
B. 1.623 hrs
C. 1.543 hrs
D. 1.603 hrs
2) A process is operating to fill bottles of liquids used for medication purposes it the X bar, s charts are to be used and the current specifications are (23, 15) If the process is currently investigated using 50 samples and the UCL of the X bar chart is 22.34 and the summation of Sl is equal to 72 knowing that fills exceeding the USL are considered as rework and fills less than the LSL are considered as Scrap. What is the total percentage of both scrap and rework bottles ?
A. 2.567%
B. 2.345%
C. 2.267%
D. 2.949%
Step by step
Solved in 3 steps with 17 images
