At a 95% confidence interval for p, the proportion of all US adults who exercise regularly is 0.562 to 0.684. Is it reasonable to believe more than two-thirds of US adults exercise regularly? Yes, because 0.667 is in the interval. Yes, because there are values greater than 0.667 in the interval. No, because there are values less than 0.667 in the interval. No, because the center of the interval is 0.623, which is less than 0.667