Wrap-around Time Series (WATS) Plots for Interrupted Time Series Designs with Seasonal Patterns
William Howard Beasley --Associate Professor of Research, University of Oklahoma Health Sciences Center, Dept of Pediatrics, Biomedical and Behavioral Methodology Core (BBMC)
Joseph Lee Rodgers --Director, Quantitative Methods, Department of Psychology and Human Development, Peabody College, 230 Appleton Pl #552, Hobbs 202C, Vanderbilt University, Nashville, TN 37203.
Matthew Schuelke --Senior Statistician, Office of the Vice President for Research Saint Louis University
Rodgers, J.L., Beasley, W.H., and Schuelke, M. (2014). Graphical Data Analysis on the Circle: Wrap-around Time Series Plots for (Interrupted) Time Series Designs. Multivariate Behavioral Research.
Rodgers, J.L., St. John, C. A. & Coleman R. (2005). Did Fertility Go Up after the Oklahoma City Bombing? An Analysis of Births in Metropolitan Counties in Oklahoma, 1990-1999. Demography, 42, 675-692.