Evaluation of Misconception about Probablity among Arak Medical University Students

Misconceptions of mental models are phenomena that very with accepted scientific models. The assessment of misconception in statistics could (would) be very helpful in learning statistics. The probability is one of the important concept in statistics. The purpose of this study was to assess the misconception about probability in students of Arak University of Medical Sciences in 2011. This descriptive-analytical study was carried out on 267 medical sciences students enrolled in Arak University of Medical Sciences students during 2011 year. We used a stratified random method in order to collect data and also a standard questionnaire was employed in this study. The data were analyzed by SPSS software with using ANOVA, Chi-Square test, logistic regression, Kruskal-Wallis Test and on proportion test. The mean score of perception of probability in students was 10.47 with standard deviation 3.47 respectively. The prevalence of probability misconception was 26.2%. There was statistically significance relationship between the prevalence probability misconception and the field of students. Misconception of (in) probability in teaching biostatistics should be paid more attention in future curriculum development in medical universities.