• Identify and describe a business situation in which you would use a z-test, a t-test, or chi-square.
• Describe how you chose your analysis.
  • What would your choice of the test depend on?
  • For the test, you select, explain your design and your comparison groups.
  • Would the hypothesis be directional or non-directional?
  • Would the test be one-tailed or two-tailed?
  • What would be the null, and what would be the alternative hypothesis?