Statistics Questions

1. To obtain a sample of 20 patients in ICU, the clinician goes to the ICU and selects the current patients. This is an example of a:

2 A Type I error is committed when

3. Which of the following would be an appropriate null hypothesis?

4 Quantitative research strives for quality and the ability to apply the analysis to a broader population. This is referred to as ___

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?

6 Which of the following can be reduced by proper interviewer training?

7 A Type II error is committed when _

8. 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 _____.

9. 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

10 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 __