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Assume Yuna Inc. had the following returns: 2020 0.15 2021 0.22 2022 -0.09 A: Calculate the average return. B: For each year, calculate the difference
Assume Yuna Inc. had the following returns:
| 2020 | 0.15 |
| 2021 | 0.22 |
| 2022 | -0.09 |
A: Calculate the average return.
B: For each year, calculate the difference between the actual returns and the average return.
| 2020 | |
| 2021 | |
| 2022 |
C: Calculate the sum of the differences squared from b.
| 2020 | |
| 2021 | |
| 2022 | |
| Sum |
D: Calculate the variance.
E: Calculate the standard deviation.
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