杜同学2018-07-03 18:53:51
考试的时候也会出现exp(r)的表达吗 Consider a stock with an initial price of $100. Its price one year from now is given by S = 100*exp(r), where the rate of return r is normally distributed with a mean of 0.1 and a standard deviation of 0.2. With 95% confidence, after rounding, S will be between:
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Crystal2018-07-04 16:08:36
同学你好,这个是有可能的。
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如何理解exp(r),exp是什么意思?
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表示的是以e为底,r作为e的指数。


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