Question 27 1 pts Which of the following stock price observations would appear to contradict the weak form of the efficient market hypothesis? You could have consistently made superior returns by forecasting future earnings performance with your new Crystal Ball forecast methodology. The correlation between the market return one week and the return the following week is nonzero. You could not have consistently made superior returns by buying stock after a 10% rise in price and selling after a 10% fall The average rate of return is significantly greater than risk free rate