HLT-362V GCU QUIZ 2 week 3

HLT-362V GCU QUIZ 2 week 3 Grand Caynon University HLT-362V Week 3 Quiz 2 1. 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: Stratified sampling 2. 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: Type I error 3. 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: Convenience sampling 4. 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? Paired t-test 5. Which of the following can be reduced by proper interviewer training? Measurement error 6. Which of the following would be an appropriate null hypothesis? The mean of a population is equal to 65. 7. 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: Type II error 8. Quantitative research strives for quality and the ability to apply the analysis to a broader population. This is referred to as: Generalization 9. A Type I error is committed when: We reject a null hypothesis that is true 10. A Type II error is committed when: We do not reject a null hypothesis that is false. One of the answer was wrong. I got 9/10