A statistical method developed by the 18th century French mathematician S. D. Poisson, which is used for predicting the probable distribution of a series of events. For example, when the average ...

The Journal of Experimental Education publishes basic and applied-research studies that use the range of quantitative and qualitative methodologies found in the behavioral, cognitive, and social ...

Goodness-of-fit tests based on the Cramér-von Mises statistics are given for the Poisson distribution. Power comparisons show that these statistics, particularly A2, give good overall tests of fit.