It is estimated 30% of all adults in United States invest in stocks and that 84% of U. S. adults have investments in fixed income instruments (savings accounts, bonds, etc.). It is also estimated that 26% of U. S. adults have investments in both
stocks and fixed income instruments.
(a) What is the probability that a randomly chosen stock investor also invests in fixed
income instruments? Round your answer to the nearest hundredth.
(b) What is the probability that a randomly chosen U. S. adult invests in stocks, given that he
or she invests in fixed income instruments? Round your answer to the nearest
hundredth.