Question Answered step-by-step 1. If subjects participating in a two-group pretest-posttest designresearch study about bipolar disorder are given a knowledge test about the disorder being studied multiple times, what is the potential disadvantage? The selection bias of only choosing subjects that take the test. There will be an apparent lack of differences between the results A threat to validity and mortality from repeated subject testing. The longer time needed for testing requires a larger sample size.     Health Science Science Nursing NUR 329 Share QuestionEmailCopy link Comments (0)

Question Answered step-by-step 1. If subjects participating in a two-group pretest-posttest designresearch study about bipolar disorder are given a knowledge test about the disorder being studied multiple times, what is the potential disadvantage? The selection bias of only choosing subjects that take the test. There will be an apparent lack of differences between the results A threat to validity and mortality from repeated subject testing. The longer time needed for testing requires a larger sample size.     Health Science Science Nursing NUR 329 Share QuestionEmailCopy link Comments (0)