I. Post the following:

a. What is the z-test?

b. State in what circumstance you would perform az-test?

c. Give an example of a study for which the z-testwould be appropriate

II. Reply the following

a. Is the z-test the appropriate test for this study?

b. If yes, state why, using examples to support your agreement  or if no, state why not, using examples to support your disagreement.