The shape of any distribution can be described by its various ‘moments’. The first four are: 1) The mean, which indicates the central tendency of a distribution. 2) The second moment is the variance, ...

To find an appropriate model for a process distribution, you should consider curves from ... 643 0.483 0.352 0.636 1.080 ; The following statements fit three distributions (lognormal, Weibull, and ...