Calculate the weighted mean of the RORs for each portfolio. Based on the results, which list shows a comparison of the overall performance of the portfolios, from best to worst?
Portfolio 3, Portfolio 1, Portfolio 2
Portfolio 2, Portfolio 1, Portfolio 3
Portfolio 1, Portfolio 2, Portfolio 3
Portfolio 3, Portfolio 2, Portfolio 1

Calculate the weighted mean of the RORs for each portfolio Based on the results which list shows a comparison of the overall performance of the portfolios from class=