Effect of Breast Magnetic Resonance Imaging on the Clinical Management of Women With Early-Stage Breast Carcinoma PURPOSE: Factorial designs may be proposed to test extra questions within a clinical ...

Experimentation is a vital part of the scientific method. Most problems in science require observation of the system at work and experimentation to elucidate information about how the system works. In ...

In recent years, there has been increasing interest in the study of asymmetrical fractional factorial designs. Various new optimality criteria have been proposed from different principles for design ...

In this article, we discuss the study design and lessons learned from a full-factorial randomised controlled study conducted with beneficiaries of a youth programme in Pretoria, South Africa. The ...

Mitchell and Bayne use an exchange algorithm to develop some new experimental designs in five and fewer factors. The properties of these designs are examined. While these designs have high ...

What is a foldover design? A design created by adding an identical but complementary fraction to an original fraction of a factorial design in statistical experiments. The new design has twice the ...