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Evolution of research on global amphibian declines. [PDF]

open access: yesConserv Biol
Crawford-Ash J   +6 more
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A Sample is a Sample is a Sample

Teaching Statistics, 1981
The exercise described has been used for students on the BEC Higher Diploma Course. They average 19 years of age and rarely arrive arrive with Mathematics beyond O‐level. Teachers on BEC National and A‐level Statistics courses should also find the exercise of interest.
openaire   +1 more source

Sampling the Difficult-to-Sample

The Journal of Nutrition, 1991
Difficult-to-sample populations are defined as rare populations or populations that are difficult to locate, enumerate or interview. This definition includes subgroups of the United States population that are at increased risk of adverse health effects associated with malnutrition.
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TO SAMPLE OR NOT TO SAMPLE

The Manchester School, 2006
Suppose a prospective oil field is partitioned into a finite number of lots. Conventional wisdom suggests that failing to find oil on one lot is bad news regarding subsequent exploration of other lots, due to a ‘common pool’ effect. Here we identify situations where failing to find oil on a lot may be good news.
HANS HALLER, ANTHONY PAVLOPOULOS
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Sampling and sampled-data models

Proceedings of the 2010 American Control Conference, 2010
Physical systems typically evolve continuously whereas modern controllers and signal processing devices invariably operate in discrete time. Hence sampling arises as a cornerstone problem in essentially all aspects of modern systems science. This paper reviews various aspects of sampling of signals and systems.
Graham C. Goodwin   +3 more
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Samples, Sampling and Sample Collection

1994
In disease investigation, the term sample is used in two different ways; as a synonym for specimen, as in blood sample, and in the statistical sense of a sub-collection or sub-set of units drawn from the population. Collection and analysis of samples is the basis of investigation, and the validity of the results and conclusions of any study is totally ...
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