HLT 362V Topic 3 Quiz 2

1. Question: If you are conducting a study on the impacts of diet and exercise on high blood pressure and you take a proportional sample based upon race/ethnicity, this would be an example of: 2. Question: If a researcher does not select the appropriate level of significance (alpha) based upon prior research or industry standard and concludes that the study found a statistical difference when in fact there was no difference, this is referred to as: 3. Question: 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: 4. Question: 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? 5. Question: Which of the following can be reduced by proper interviewer training? 6. Question: Which of the following would be an appropriate null hypothesis? 7. Question: In a research study, if the sample size is too low and the results do not find a statistical difference when in fact there is a difference, this is referred to as: 8. Question: Quantitative research strives for quality and the ability to apply the analysis to a broader population. This is referred to as: 9. Question: A Type I error is committed when: 10. Question: A Type II error is committed when: