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, ...

This detailed introduction to distribution theory uses no measure theory, making it suitable for students in statistics and econometrics as well as for researchers who use statistical methods. Good ...

sample and parameter vs. statistic. We build on this in the current chapter. The key concept in this chapter is that if we were to take different samples from a distribution and compute some statistic ...