Objectives: To evaluate the reliability and validity of measures taken during the Chester step test (CST) used to predict VO 2 max and prescribe subsequent exercise. Methods: The CST was performed ...

There is a distinction that one learns about on the first day of a course in psychological research methods. It is the difference between internal and external validity. Internal validity is ...

Science has provided an increasingly clear picture of the inherent limits in human visual perception and memory that can lead to errors in eyewitness identification. While the law enforcement ...