analysisofvariance computerfiles computerprograms dataprocessing education handbooks healthservicesresearch logiciels manuals mathematical medicalstatistics methods méthodesstatistiques numericaldata nursing nursingresearch psychiatry psychology sciencessociales socialresearch socialscience socialsciences sociology software spss(computerprogram) spssforwindows statisticaldatainterpretation statisticalmethods statisticalsoftware statistics statisticsastopic