72. The notation "F (x) = P (X < x)" best describes which of the following?
Fund A | Fund B | ||
Portfolio weights (%) | 45 | 55 | |
Expected returns (%) | 23 | 13 | |
Standard deviations (%) | 14 | 6 | |
Correlation between the returns of Fund X and Fund Y | 0.7 |
The portfolio standard deviation of the returns is closest to: