The idea that variability is the source of most quality problems was a major contribution of Deming.
<h3>What is quality management?</h3>
This is used to describe all the tasks that have to be carried out and taken care of to ensure that there is excellence in the project that is being done.
The person who gave this idea that variability could cause issues is known as Deming.
Explanation: Mail companies use a cellular network and Global Positioning System (GPS) technology to obtain real-time delivery tracking and location information
