x~-R Chart

A Production Control System in Perspective
The relationship among functions in the whole production control system

The relationship between the production control system and other divisions
Order Receipt/Shipping Control
Demand Forecast
Production Planning
Inventory Control
Material Planning
Engineering Data Control
Purchasing Planning and Acceptance/Acceptance Inspection Control
Manufacturing Planning and Process Control
Quality Control
Cost Control

Asprova MRP

Asprova MRP is calculated on the memory requirement, allocate lead time at a high speed. Can achieve material arrangement Just in Time, which is impossible in other MRP system.

Please click here for detail information

MRP glossary TOP > X > x~-R Chart

x~-R Chart

An x (median) is a central value for odd data, or an average value of central two data for even data. That means x-R Chart shows the control chart of central value and its range.

Related term: Control Chart

Reference：JIT Business Research Mr. Hirano Hiroyuki

x-R Chart | X