A research study randomly assigns nurses to a new self-study programon IV placement or the usual IV placement teaching program. Knowledge of IV placement is tested before and after the program for both groups. This represents which of the following research designs?Group of answer choicesPre-test, post-test, time series design Post-test only correlational design Pre-test, post-test experimental design Pre-test, quasiexperimental design  Health Science Science Nursing NSG 415 Share QuestionEmailCopy link Comments (0)