Dissertation: Physical Education and Academic Performance – Literature Review. Part V

The fact that the subjects were randomly selected reduced the chances of threats to internal validity. The sample size was derived from a wide cross-section of socioeconomic status and ethnic groups. The weakness of the study was the fact that there were no control schools in phase II. Furthermore, there were some reported differences in [...]

Tags: 1997, Academic Performance, Caterino, Caterino & Polak, Dawson, internal validity, Janz, Jequier, Labarre, Laurencelle, Lavalle, literature review, Mahoney, Mirjana, physical education, Polak, Quebec health survey, Rajic, sample dissertation, Shephard, SPSS system, study, Tremblay, Trudeau, Trudeau et al