7. A hedge fund returns on average 26% per year with a standard deviation of 12%. Using the empirical rule or Excel, approximate the probability the fund returns over 50% next year. 8. If X has a normal distribution with u = 100 and o = 5, then the probability P(90 s X < 95) can be expressed in terms of a standard normal variable Z as A. P(2 s Zs 1) B. P(-2 s Zs 1) C. P(-2 s Zs -1) D. P(-2 s Zs -2) Answer:

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