AHIMA AHIMA Certifications RHIA Questions & Answers

• Question 1671:

  You are planning a prospective study to try to prove a cause and effect relationship between dipping snuff and throat cancer. First, you identify subjects who regularly dip snuff and who are free of any signs of throat cancer. Next, you need to identify subjects who

  A. dip snuff regularly and who currently have throat cancer.

  B. dip snuff regularly and who currently have significant signs of throat cancer.

  C. do not dip snuff and who currently have significant signs of throat cancer.

  D. do not dip snuff and who are free of any signs of throat cancer.

  Correct Answer: D

• Question 1672:

  You are conducting a patient satisfaction survey in your outpatient clinic using interviewers administer a questionnaire. Because you typically see about 300 people per day in the clinic, decide to have the interviewers administer the questionnaire on every tenth patient. You using

  A. systematic sampling.

  B. stratified sampling.

  C. variable sampling.

  D. convenience sampling.

  Correct Answer: A

• Question 1673:

  The people of Treasure Island Beach have been struck with a rash that seems to be infecting almost everyone in town. The staff of the hospital is working to design a study of this mysteri' disease. They decide to do a cross-sectional study because cross-sectional or prevalence studies are known for

  A. quickly identifying cause and effect relationships that can serve as a basis for treatment.

  B. concurrently describing characteristics and health outcomes at one specific point in time.

  C. providing the information necessary to test for the most effective treatment of an illness condition.

  D. supplying entire populations with therapeutic interventions on an epidemiologically basis.

  Correct Answer: B

• Question 1674:

  You and your colleague are designing a study to try to determine the ideal mean cost for discretionary service. You will market your service to a very large population. Your colleague thinks you will get the best data if you take lots of small samples. You think the data will be neat reliable if you take one or two very large samples.

  A. Your colleague is right--the mean of multiple samples will yield more reliable results.

  B. You are right--the means of a few large samples will yield more reliable results.

  C. You are equally correct--there is little difference in the reliability of these sampling methods.

  D. You are equally wrong--unles you use stratified sampling, you cannot expect reliable

  Correct Answer: B

• Question 1675:

  There were some HIM professionals who refused to participate in the job stress/job satisfaction study. This is of great concern to the AHIMA researchers, who worry about the introduction of

  A. recall bias.

  B. selection bias.

  C. interviewer bias.

  D. nonresponse bias.

  Correct Answer: D

• Question 1676:

  A researcher has repeated the same study 10 times. Each time the study is repeated, the p value decreases. As the p value approaches zero, the

  A. size of the sample increases.

  B. value of the study decreases.

  C. chance that the results are due to a sampling error decreases.

  D. chance that the results are due to a sampling error, increases.

  Correct Answer: C

• Question 1677:

  Based on the data display, you can assume there is

  

  A. a positive relationship between variable A and variable B

  B. a negative relationship between variable A and variable B

  C. a causal relationship between variable A and variable B

  D. no assumptions can be made based on the data display.

  Correct Answer: A

• Question 1678:

  The researchers at AHIMA had professionals with 5 or more years HIM experience rate their stress on a scale of 1 to 5, as shown in the chart above. Job satisfaction and job stress are both continuous variables. If the AHIMA researchers want to assess both the direction and degree of the relationship between these two continuous variables, they may choose to compute the

  A. variable correlation coefficient.

  B. Pearson correlation coefficient.

  C. continuous correlation coefficient.

  D. Danbury correlation coefficient.

  Correct Answer: C

• Question 1679:

  The American Health Information Management Association conducted a study on job stress and job satisfaction in HIM professionals with,more than 5 years of experience. The data they collected is displayed below. The next five questions will be based on this study and the data collected for it.

  

  The researchers at AHIMA started by assuming there was no relationship between job stress a job satisfaction. This statement is generally called the

  A. study statement.

  B. false assumption.

  C. null hypothesis.

  D. correlation statement.

  Correct Answer: C

• Question 1680:

  Your facility conducted a study of patient satisfaction, but you question the reliability of the questionnaire you used. The high degree of patient satisfaction expressed on the questionnaire just doesn't match the large number of complaints you have been receiving. You decide to try switching to an investigative strategy that will give you an immediate opportunity to review patient responses and correct errors. You have decided to use

  A. samples.

  B. interviews.

  C. observations.

  D. questionnaires.

  Correct Answer: B