Question: Probability Expected Return 0.3 -10% 0.4 5% 0.3 15% If IBM has the probability distribution shown in the table above, what is IBMs standard deviation?
| Probability | Expected Return |
| 0.3 | -10% |
| 0.4 | 5% |
| 0.3 | 15% |
If IBM has the probability distribution shown in the table above, what is IBMs standard deviation?
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