A bi-modal distribution has two modes. In other words, outcome of two processes with different distributions are combined in one set of data.
Specification limits are set by the customers; often, Voice of the Customer is referred to as the customer specification limits.
Learn how to analyze your Six Sigma projects using financial measures. This will give you insight into the wider effects of your efforts.
The normal probability plot is a graphical technique for normality testing. Used to assess data set follows normal distribution.
Poisson distribution is a discrete probability distribution; it describes the mean number of events occurring in a fixed time interval.