A substantial aspect of scientific research involves linking concepts to observations using measurements. This exercise has raised questions among researchers of whether or not measurements "truly" ...

This is a preview. Log in through your library . Abstract Although problems of reliability and validity have been explored thoroughly by experimenters and other quantitative researchers, their ...

A review of 76 studies reveals that research largely supports the validity and reliability of isokinetic strength testing of older patients with stroke, but few data are available that provide ...