Review Questions
Distinguish between the null hypothesis and the research hypothesis. When does the researcher decide to reject the null hypothesis?
What is meant by statistical significance?
What factors are most important in determining whether obtained results will be significant?
Distinguish between a Type I and a Type II error. Why is your significance level the probability of making a Type I error?
What factors are involved in choosing a significance level?
What influences the probability of a Type II error?
What is the difference between statistical significance and practical significance?
Discuss the reasons a researcher might obtain nonsignificant results.
Last Completed Projects
| topic title | academic level | Writer | delivered |
|---|
