After reading this article you will learn about the control charts for variables and attributes. Control Charts for Variables: A number of samples of component coming out of the process are taken over a period of time. Each sample must be taken at random and the size of sample is generally kept as 5 but 10 to 15 units can [...]
After reading this article you will learn about:- 1. Meaning of Acceptance Sampling 2. Role of Acceptance Sampling 3. Quality Indices. Meaning of Acceptance Sampling: Sampling is the tool or technique of statistical quality control. Webster defined a sample as a product to represent the quality of the whole lot. Frequently, we in our daily life come in contact with [...]
After reading this article you will learn about:- 1. Basis of Sampling Inspection 2. Application of Sampling Inspection 3. Advantages 4. Disadvantages 5. Uses 6. Procedure. Basis of Sampling Inspection: (i) Variable basis, and (ii) Attribute basis. (i) Variable Basis: In this sampling inspection is conducted on a measurement (variable) basis, on the basis of actual readings taken. Examples of [...]