b. According to the accompanying figure, is your broker's answer likely to be right most of the time? No; the data in Figure 23.1 demonstrate that the S&P 500 outperformed a significant proportion of professionally managed funds. Yes; the data in Figure 23.1demonstrate that a significant proportion of professionally managed funds outperformed the S&P 500. Yes; the data in Figure 23.1demonstrate that the S&P 500 outperformed a significant proportion of professionally managed funds. It is unclear; the data in Figure 23.1 are inconclusive as to the relative performance of professionally managed funds and the S&P 500. No; the data in Figure 23.1 demonstrate that a significant proportion of professionally managed funds outperformed the S&P 500