Share via Share via... Twitter LinkedIn Facebook Pinterest Telegram WhatsApp Yammer RedditRecent ChangesSend via e-MailPrintPermalink × This is an old revision of the document! Research Designs for Testing Bivariate Hypotheses Research Designs for Testing Bivariate Hypotheses ut, video /* Number 4 0 */ correlational research cross-sectional research interrupted time series design classical experiment experiment experimental group control group random assignment posttest pretest ut video