Developing a method is an important part of planning an investigation. In an experiment, evaluate the validity of the steps leading up to the conclusion for it to be valid. Random and systematic ...
Oscar Pérez-Priego, Ana López-Ballesteros, Enrique P. Sánchez-Cañete, Penélope Serrano-Ortiz, Lars Kutzbach, Francisco Domingo, Werner Eugster, Andrew S ...
Systematic sampling means testing a hypothesis by taking several equally spaced items from a larger list, eg selecting the tenth, 20th and 30th visitor to a theme park. This can be particularly useful ...
Introduction Wearable sensor systems may be useful for measuring head-impact exposure. Here, we tested the validity of in-ear sensors developed to improve head coupling. Methods First, the sensor was ...
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