In: Statistics and Probability
Discuss one of the following topics. Write a brief but complete essay (minimum 200 words) in which you answer one the following questions. Cite any sources that you use.
(a) What is a null hypothesis, H0 ? Describe its importance.
(b) What is an alternate hypothesis,
H1? Describe its
purpose and its relationship to the null hypothesis.
(c) What is a type I error? A type II error? Describe
when and how these occur.
(d) What is the level of significance of a test?
Describe its role and purpose. What is the probability of a type II
error?