The LTPD of a sampling plan is a level of quality routinely rejected by the sampling plan. It is generally defined as that level of quality (percent defective, defects per hundred units, etc.)

What is the difference between Ltpd and AQL?

The Acceptance Quality Limit (AQL) is generally defined as the percent defectives that the plan will accept 95% of the time. … The Lot Tolerance Percent Defective (LTPD) is generally defined as percent defective that the plan will reject 90% of the time.

Is Ltpd same as RQL?

Acceptable Quality Level (AQL) and Rejectable Quality Level (RQL or LTPD) … The rejectable quality level (RQL) is the highest defective rate or defect rate that the consumer is willing to tolerate in an individual lot.