Fifty migraine patients are randomly selected from hospital records. Half of the patients are told to drink ice water and sit in the dark when they next experience a migraine; the remaining patients are told to use neither of these possible remedies. Participants then report back as to relief, if any. Serious faults of this experimental design include which of the following? * I. Lack of Randomization. II. Probably confounding variables.II. Lack of blinding a) I only b) II only C) II only d) I and II e) I and II

Fifty migraine patients are randomly selected from hospital records. Half of the patients are told to drink ice water and sit in the dark when they next experience a migraine; the remaining patients are told to use neither of these possible remedies. Participants then report back as to relief, if any. Serious faults of this experimental design include which of the following? * I. Lack of Randomization. II. Probably confounding variables.II. Lack of blinding a) I only b) II only C) II only d) I and II e) I and II

College Algebra (MindTap Course List)

12th Edition

ISBN:9781305652231

Author:R. David Gustafson, Jeff Hughes

Publisher:R. David Gustafson, Jeff Hughes

Chapter8: Sequences, Series, And Probability

Section8.7: Probability

Problem 6E: List the sample space of each experiment. Tossing three coins

See similar textbooks