When compiling a budget for a new bungalow build, there are many factors to consider. Primary construction costs include items such as materials, appliances, HVAC and plumbing and are usually the largest part of the budget, up to 50 percent in most builds.
Statistical process control (SPC) is a method of quality control which uses statistical methods. SPC is applied in order to monitor and control a process. Monitoring and controlling the process ensures that it operates at its full potential.
In an organization that produces goods or provides services, quality control is the activity of checking that the goods or services are of an acceptable standard. [business] COBUILD Advanced English Dictionary.