Question For problem, suppose that the returns for the Chicago and Dallas investments are paired by month: the first observation for each investment is for the first month (say, January), the second is for the next month, and so on. Conduct the analysis again, using the Wilcoxon signed-rank test. Is there a difference in your conclusion? Explain.
Problem: Shearson Lehman Brothers, Inc., now encourages its investors to consider real estate limited partnerships. The company offers two limited partnerships-one in a condominium project in Chicago and one in Dallas. Annualized rates of return for the two investments during separate eight-month periods are as follows. Is one type of investment better than the other? Explain.
Chicago (%): 12, 13, 10, 14, 15, 9, 11, 10
Dallas (%): 10, 9, 8, 7, 9, 11, 6, 13