This is a preview. Log in through your library . Abstract Two estimators of the probability of falling into the zero class are compared, for a family of populations related to Poisson populations. The ...

Journal of the American Statistical Association, Vol. 49, No. 265 (Mar., 1954), pp. 169-177 (9 pages) ...

Background The communication of injury risk in rugby and other sports is underdeveloped and parents, children and coaches need to be better informed about risk. Method A Poisson distribution was used ...