Published by Asociación de Economistas Agrarios de Chile

We provide closed-form expressions for the quantile functions of the Erlang and negative binomial distributions with shape parameter equal to two. These expressions are related to the Lambert W function.

Objective: Invasive disease caused by Haemophilus influenzae type b (Hib), including meningitis, pneumonia, sepsis and epiglottitis, is associated with high mortality and serious neurological sequelae in children under 5 years of age. The availability of an efficacious vaccine suggests the need...