5 credits
Students in this course learn about biostatistical methods and concepts used in public health practice and research. Emphasis is placed on interpretation and application of concepts rather than statistical formulas. Major topics include identification of levels of measurement, interpretation of narrative and graphical descriptive statistics, and conceptualization of statistical inference, probability, confidence intervals, hypothesis testing, sample size and power. Emphasis is placed on application of commonly used statistical tests such as t-tests, analysis of variance, correlation, regression, and chi-square. Students are required to use the statistical computer package SPSS.