The random variable X distributed normally with μ=0.196, and standard deviation = 0.1, what is the probability that X will be smaller than 0? A 0.097 B 0.032 C 0.025 这个没有表呀？怎么做？

If a stock decreases in one period and then increases by an equal dollar amount in the next period, will the respective arithmetic average of the continuously compounded and holding period rates of return be positive, negative, or zero? A Zero; zero. B Positive; zero. C Zero; positive. 这题什么原理？

If the price of a stock goes from $15.00 to $16.20 in one year, the continuously compounded rate of return is closest to: A 8.33%. B 7.70%. C 8.00%.、 这题答案没错？？？？

Net borrowing等于什么？

为什么这里可以选择excellent records

这里为什么vo 就是-1-g？

C为什么不对

这道题考点是什么？如何解答这道题，为什么不是选A

An analyst gathered information about three economic variables, He noted that whenever variable A increased by one unit, variable C increased by 0.6 units but variable B decreased by 0.7 units. The correlation between variables A and B and the correlation between variables A and C respectively, are closest to: A Answer A B Answer B C Answer C 这题在问啥？

26，算mac.d的时候 为什么可以用approximate modified duration*（1+ytm），正确的算法不是应该使用modified duration嘛