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Mean Time Between Failure – MTBF

Mean Time Between Failure (MTBF) is the average of the operating time of an equipment or machine, between two failures incidences, observed for a particular time period.  The observed Time period may be a week, a month, a year etc. MTBF metrics helps us with...

Flow Chart – 7QC Tools

Flow Chart is a diagram that uses graphic symbols to depict the nature and flow of the steps involved in a process. It is used to understand various processes involved and the sequence of execution of the process. If you are new to a process and you need come clarity...

Scatter diagram – 7QC Tools

Scatter diagram – 7QC Tools Scatter diagram is a tool for analyzing relationships between two variables. In the two variables chosen one variable is plotted on the horizontal axis and the other variable is plotted on the vertical axis. The pattern of their...

Pareto Chart – 7QC Tools

Pareto Chart – 7QC Tools Pareto principle is a prediction that 80% of effects come from 20% of causes. This is simply known as 80-20 principle. The Pareto Principle helps you realize the fact that the majority of results are and outcome from a minority of...