percent defective

percent defective

[pər′sent di′fek·div]
(industrial engineering)
The ratio of defective pieces per lot or sample, expressed as a percentage.
References in periodicals archive ?
The presented methodology considers the Percent Defective (PD) of quality testing as a probability distribution instead of only using deterministic values.
1--Collect and Analyze the Percent Defective (PD) of various pavement quality characteristics.
The results of quality testing are transformed to Percent Defective (PD) as a quality measure that indicates how far the contractor from the specification limits.
GR] are Percent Defectives for AC, AV, and GR, respectively.
These attributes of learning outcomes or "retentions" are either good or bad--either the student "got it" or "not got it" so percent defective chart applies to the retention effort.
If there is no defective then percent defective is zero.
There are two kinds of attribute control charts (1) those that measure the percent defective in a sample called p-charts and (2) those that count the number of defects are called c-charts.
Mandelson (1962) explained a system of sampling plans indexed through Maximum Allowable Percent Defective.
1975, "Maximum Allowable percent defective (MAPD) Single sampling Inspection by Attributes plans", Journal of Quality Technology, 7 (4) pp.
brands in the professional work boot category (according to NPD data) and boasts a less than one percent defective return rate.
The plant uses two quality measures - percent defective and good board percentage.