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The following outcomes (see below) and their probabilities are possible for an investment. What is the standard deviation of this investment? Probability Return 0.30 2%
The following outcomes (see below) and their probabilities are possible for an investment. What is the standard deviation of this investment?
Probability | Return |
0.30 | 2% |
0.40 | 10% |
0.30 | 20% |
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