In this paper, we consider the problem of interval estimation for the mean of diagnostic test charges. Diagnostic test charge data may contain zero values, and the nonzero values can often be modeled ...

Nearest neighbor imputation (NNI) is a popular method used to compensate for item nonresponse in sample surveys. Although previous results showed that the NNI sample mean and quantiles are consistent ...

The controversy swirling around the NYPD‘s Compstat accountability system and its crime statistics has prompted Commissioner Raymond Kelly to name a panel of respected former prosecutors to examine ...