HLT-362V-Applied Statistics for Health Care Professionals
Quiz 2
1. To obtain a sample of 20 patients in ICU, clinician goes to the ICU and selects the current
patients. This is an example of a:
A. Judgement sampling
B. Snowball sampling
C. *Convenience sampling
D. Simple random sampling
2. A Type I error is committed when _____.
A. We do not reject a null hypothesis that is true.
B. We do not reject a null hypothesis that is false.
C. *We reject a null hypothesis that is true.
D. We reject a null hypothesis that is false.
3. Which of the following would be an appropriate null hypothesis?
A. The mean of a population is greater than 65.
B. *The mean of a population is equal to 65.
C. The mean of the sample is greater than 65.
D. The mean of a sample is equal to 65.
4. Quantitative research strives for quality and the ability to apply the analysis to a broader
population. This is referred to as _____.
A. Normality
B. Reliability
C. *Generalization
D. Validity
5. Scenario Based Question: If you were conducting a study of blood pressure readings in a
hospital unit, compared AM and PM readings, and assumed the data were normally
distributed and variances were equal, what type of statistical test would be conducted?
A. F-test
B. Paired t-test
C. Pooled variance t-test
D. Separate variance t-test
6. Which of the following can be reduced by proper interviewer training?
A. Neither sampling error nor measurement error
B. Sampling error
C. *Both sampling error and measurement error
D. Measurement error
7. A Type II error is committed when _____.
A. *We reject a null hypothesis that is true.
B. We do not reject a null hypothesis that is false.
C. We do not reject a null hypothesis that is true.
D. We reject a null hypothesis that is false.
This study source was downloaded by 100000850699744 from CourseHero.com on 08-20-2022 04:40:26 GMT -05:00
https://www.coursehero.com/file/46313245/HLT-362V-Applied-Statistics-for-Health-Care-Professionals-Quiz-2docx/
Quiz 2
1. To obtain a sample of 20 patients in ICU, clinician goes to the ICU and selects the current
patients. This is an example of a:
A. Judgement sampling
B. Snowball sampling
C. *Convenience sampling
D. Simple random sampling
2. A Type I error is committed when _____.
A. We do not reject a null hypothesis that is true.
B. We do not reject a null hypothesis that is false.
C. *We reject a null hypothesis that is true.
D. We reject a null hypothesis that is false.
3. Which of the following would be an appropriate null hypothesis?
A. The mean of a population is greater than 65.
B. *The mean of a population is equal to 65.
C. The mean of the sample is greater than 65.
D. The mean of a sample is equal to 65.
4. Quantitative research strives for quality and the ability to apply the analysis to a broader
population. This is referred to as _____.
A. Normality
B. Reliability
C. *Generalization
D. Validity
5. Scenario Based Question: If you were conducting a study of blood pressure readings in a
hospital unit, compared AM and PM readings, and assumed the data were normally
distributed and variances were equal, what type of statistical test would be conducted?
A. F-test
B. Paired t-test
C. Pooled variance t-test
D. Separate variance t-test
6. Which of the following can be reduced by proper interviewer training?
A. Neither sampling error nor measurement error
B. Sampling error
C. *Both sampling error and measurement error
D. Measurement error
7. A Type II error is committed when _____.
A. *We reject a null hypothesis that is true.
B. We do not reject a null hypothesis that is false.
C. We do not reject a null hypothesis that is true.
D. We reject a null hypothesis that is false.
This study source was downloaded by 100000850699744 from CourseHero.com on 08-20-2022 04:40:26 GMT -05:00
https://www.coursehero.com/file/46313245/HLT-362V-Applied-Statistics-for-Health-Care-Professionals-Quiz-2docx/
