This article provides a quantitative analysis of student results for an Excel-based statistics
assignment in a first year statistics course, before and after the implementation of narrated
screen capture teaching videos as the primary method of teaching the statistical functions of
Excel in the course. It describes the production of the videos and then examines how student
performance changed after their implementation. A two-sample t-test found a significant
difference between the mean assignment mark before and after the implementation of the …