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It is estimated 30% of all adults in United States invest in stocks and that 88% of U.S. adults have investments in fixed income instruments (savings accounts, bonds, etc.). It is also estimated that 25% of U.S. adults have investments in both stocks and fixed income instruments.
(a) What is the probability that a randomly chosen U.S. adult invests in stocks, given that s/he invests in fixed income instruments? Round your answer to 2 decimal places.
(b) What is the probability that a randomly chosen stock investor also invests in fixed income instruments? Round your answer to 2 decimal places.
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