
184 Quality management for organizations using Lean Six Sigma techniques
value-added time and the total cycle time in the entire process. It is calculated as the ratio
of the amount of value-added time to the total process cycle time. Time value analysis
separates value-added and nonvalue-added time in the process.
Process cycle efficiency
Amount†of†value-added†time
Total†
=†
pprocess†cycle†time
1¥ 00.
(11.1)
11.4.3 Focus/prioritization tools
This tool is generally used for identifying the problems faced in the system. Some of the
tools used in focus/prioritization are given as follows:
• Pareto chart
• Failure modes and analysis
• Cause-and-effec ...