Inequalities that use < or > symbols are plotted with a dashed line to show that the line is not included in the region. Inequalities that use ≤ or ≥ symbols are plotted with a solid line to show that ...

Abstract: The problem of approximating the distribution of a sum S/sub n/ = /spl Sigma//sub i=1//sup n/ Y/sub i/ of n discrete random variables Y/sub i/ by a Poisson or a compound Poisson distribution ...