ANSI/ASQC Z1.4

ANSI/ASQC Z1.4 is an industry standard that provides guidelines for sampling and inspecting a batch of products to determine if it meets quality requirements. It outlines how many items to check and acceptable levels of defects, balancing thoroughness with efficiency. This helps companies ensure product quality while minimizing inspection costs. The standard is applicable across various industries, especially in manufacturing, to maintain consistency, objectivity, and confidence in quality control processes. Essentially, it sets systematic methods to decide whether a large batch can be accepted or rejected based on a representative sample.