问题
解答题
3米的
|
答案
3×
=1 7
米，7×3 7
=1 3
米，7 3
米＜3 7
米，7 3
即3米的
和7米的1 7
同样多说法错误．1 3
故答案为：错误．
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3米的
|
3×
=1 7
米，7×3 7
=1 3
米，7 3
米＜3 7
米，7 3
即3米的
和7米的1 7
同样多说法错误．1 3
故答案为：错误．
An analyst does research about beta and gathers the following information about an asset and the market portfolio:
| Standard deviation of the market portfolio's return | 55% |
| Standard deviation of the asset's return | 78% |
| Correlation between returns of the asset and the market portfolio | 0.75 |
A. 0.53
B. 1.06
C. 1.89