What is non-normal data? Normally distributed data is a commonly misunderstood concept in Six Sigma. Some people believe all data collected and used for analysis must be distributed normally. But ...

The response is water flow rate, in m 3 /yr. Above, N(μ, σ) is the Normal distribution with mean μ and variance σ 2. Lognormal(μ, σ) is the Lognormal distribution of a variable, such that the natural ...