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7 of 15 A random walk hypothesis related to security prices suggests that... Chose the closest answer. Note, more than one answer may be true but only one answer would be a direct implication O a. All stocks have the same expected return Ob. Stock prices are random Oc Changes in stock prices are random O d.... Risk of stocks are random Oe. There is no use to analyze any type of information Finish 7 Previous page 8 9 10 11 Next page