Recent advances in survey sampling have underscored the value of auxiliary variables in estimating finite population means. By incorporating additional information from related variables, researchers ...

A recent article proposed a histogram-based method for estimating the Lorenz curve and Gini index from grouped data that did not use the group means reported by government agencies. When comparing ...

Think of how often you have been unprepared for a meeting or another important engagement. Opportunity is lost when we are unprepared. Benjamin Franklin said, “By failing to prepare, you are preparing ...

The aim of effective project management is to bring the project to completion on time and on schedule. Estimating project duration is a key function of scheduling. Individual activities make up the ...

Preparing accurate cost estimates is a key function for a successful business, whether the estimate is for internal work or for a customer. Four major methods can be used to estimate what it will cost ...

There are numerous coal energy conversion project feasibility studies performed under contract with the U.S. Department of Energy’s National Energy Technology Laboratory (NETL) which include capital ...