RiskyCo and StableCo are seasonal businesses whose returns depend on the state of the economy. In the

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RiskyCo and StableCo are seasonal businesses whose returns depend on the state of the economy. In the five equally-likely states of the world next year, RiskyCo's (StableCo's) returns are expected to be: -10.00% (2.00%); -4.00% (7.00%); 4.00% (6.00%); 12.00% (4.00%); and 20.00% (4.00%) respectively. What is the correlation coefficient of the two companies' stock returns? Show all workings