A) What inferential procedure would you use to answer this question?
Population mean inference, n is less than 30 so we can use the t-test as pair-match
B) Perform background and exploratory data analysis to determine whether the assumptions of the procedure have been met.
C) Are all assumptions met (or at least not terribly violated)? If not, explain the violation(s).
D) If assumptions are violated, stop here. If assumptions are okay, perform the inference:
Recently Asked Questions
- Suppose selected financial data of Target and Wal-Mart for 2017 are presented here (in millions). Target Corporation Wal-Mart Stores, Inc. Income Statement
- Why are postpartum women proje to thrombus formations?
- On January 2, 2016, Alpha Corporation issued 15,000 shares of $10 par value common stock for $15 per share. On March 1, 2016, Alpha reacquired 1,000 of these