DIF: Cognitive Level: Analysis REF: Page 465 8.In which ways are critical appraisal of quantitative research and critical appraisal of qualitative research the same? 1.A researcher who has conducted experimental research finds that in his 145-person hospital study the patients who are ambulated on the evening of abdominal surgery are less likely than the control group to develop postoperative pneumonia. What does the researcher infer? a. The control group resembled the experimental group in all important characteristics. b Early ambulation and pneumonia are strongly related.
. c. Evening-of-surgery ambulation will prevent some cases of postoperative pneumonia in abdominal surgery patients. d . Careful support of the abdomen is important for postoperative ambulation in patients who have had abdominal surgery. ANS: C Statisticians use the term inference or infer in somewhat the same way that a researcher uses the term generalize . Inference requires the use of inductive reasoning. One infers from a specific case to a general truth, from a part to the whole, from the concrete to the abstract, from the known to the unknown. When using inferential reasoning, one can never prove things; one can never be certain. However, the rules that have been established with regard to statistical procedures so as to increase the
- Fall '16
- Denise Cauble
- Nursing, Qualitative Research, researcher, Cognitive Level