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Physical Sciences and Mathematics Commons™

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Statistics and Probability

Journal

Experiments

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Full-Text Articles in Physical Sciences and Mathematics

Constructing A More Powerful Test In Two-Level Block Randomized Designs, Spyros Konstantopoulos May 2013

Constructing A More Powerful Test In Two-Level Block Randomized Designs, Spyros Konstantopoulos

Journal of Modern Applied Statistical Methods

A more powerful test is proposed for the treatment effect in two-level block randomized designs where random assignment takes place at the first level. When clustering at the second level is assumed to be known, the proposed test produces higher estimates of power than the typical test.

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Sources Of Epidemiological Equivocacy, Timothy Sly Jan 1996

Sources Of Epidemiological Equivocacy, Timothy Sly

RISK: Health, Safety & Environment (1990-2002)

Mr. Sly discusses five sources of uncertainty and ambiguity in health and medical research that can interfere with decision making.

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