You are considering putting money into one of two investments A and B. The net profits for identical periods and probabilities of success for investments A and B are given in the following table:
![](https://test.transtutors.com/qimg/0eb9d220-5ba6-4471-b709-b883a10f80f5.png)
a. By finding the expected profit for each investment determine which investment you would choose?
b. Determine the standard deviation of each investment. Given this extra information, can you make a decision on which investment is better?