The following presentations are from the Academy's Research Toolkit, which was developed in 2011. They require Adobe Flash Player to view and will not play on all mobile devices. DPBRN is currently developing a new iteration of the Research Toolkit; please look for this in late 2017/early 2018.
Statistics: Correlations — assessing the relationship between two variables
Statistics: T-tests — assessing the difference between two variables
Statistics: ANOVA and MANOVA — assessing the difference between more than two variables
Statistics: Linear Regression (assessing the relationship between more than two variables) and Chi-square (assessing differences in the frequency of categorical variables)