Mathematics, 05.11.2020 18:30 kruegeremma22
A survey of investors finds that 60% use a full service brokerage firm to invest in stocks, 30% trade stocks online and 24% do both. The probability that an investor selected at random uses a full service brokerage firm or trades stocks online is:.
a. 90%
b. 66%
c. 34%
d. 54%
e. 60%
Answers: 3
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