engineering recuitment OPSC Assistant Industries Officer Mock Test 2025 Industrial Engineering Quality Control
Which one of the following statements is not the correct statement regarding operating characteristics (OC) curve for sampling plan ?
1
It shows ability to distinguish between good and bad lots.
2
No sampling plans can give complete protection against acceptance of defectives.
3
Larger the sample size, steeper is the slope of the curve.
4
Acceptance number is zero for ideal sampling plan.