Sampling plans may be classified as follows: 1. Single Sampling Plans 2. Double Sampling Plans 3. Multiple Sampling Plans 4. Sequential Sampling Plan (Item by Item Analysis). 1. Single Sampling Plans: A lot is accepted or rejected on the basis of a single sample drawn from that lot. i. Under this plan, a lot is accepted or rejected on [...]
The different steps involved in process planning are: 1. Preparation of Working Drawing 2. Make or Buy Decision 3. Process Selection 4. Machine Capacity 5. Process and Equipment Selection Procedure 6. Selection of Material, Jigs, etc. 7. Preparation of Documents. Step # 1. Preparation of Working Drawing: A product is depicted by its drawing. A working drawing is a document [...]
Planning Phase: Forecasting: 1. Forecasting means estimation of type, quantity and quality of future work e.g., sales etc. 2. The survival of a manufacturing enterprise depends on its ability to assess, with reasonable accuracy, the market trends several years ahead. 3. Forecasters will be able to make use of sales trends, but these must be considered in the light of [...]