Hypothesis+Testing+-+Concepts

Hypothesis Testing (Concepts) (GWU EMSE-271)
Index | Topics (Logical Lectures) | Lectures | Problems | Readings | Nomenclature | Concepts

1. What is an hypothesis test? 2. What is the relationship between Confidence Intervals and Hypothesis Testing? 2. What is the null hypothesis? 3. What is the typical way to accept or reject the null hypothesis? a. What does rejecting the null hypothesis mean? 4. What is a Type I error? 5. What is a Type II error? 6. What is power? 7. What information will a power analysis provide? 8. How does one perform a power analysis? 9. What is there relationship between power, alpha and beta? 10. What is a p-value? 11. What is the relationship between a p-value and a confidence interval? 12. How is a Hyothesis conducted? a. Test of Means? b. Test of Variances?

13. See Homework 3, Problem 5 on p-Value; Problem 6 on computing number of samples to ensure a probability limit for a Type II error. 14. See Homework 4-1, Probem 1 for finding estimates and computing MOM and MLE; Problem 4-2 for a Goodness-of-fit with MOM and Chi-Squared test, and Minitab plot.

n. Problems to solve