When you estimate a number you decide approximately, or roughly, how big that number is. To estimate accurately, you need to have a good understanding of the value and order of numbers. A number line ...

Only a few countries have official population statistics which are sufficiently accurate to produce reliable estimates of death rates at high ages. For other countries, there are several methods which ...

The federal government is estimating the number of homeless people nationwide. The Department of Housing and Urban Development will announce state-by-state figures Thursday. Officials say homelessness ...

This paper presents the results of a study with two main objectives: (1) to investigate an extension of some principles recently developed in the theory of cluster sampling, and (2) to determine the ...

As the need for transplantable organs increases, waiting lists of patients become longer. We studied the size and composition of the national pool of brain-dead organ donors during a three-year period ...

Prevalence and outcomes of cancers in Ekiti State, southwest Nigeria. This is an ASCO Meeting Abstract from the 2013 ASCO Annual Meeting I. This abstract does not include a full text component.