Year | Stock |
1 | -3.60% |
2 | 28.10% |
3 | 12.30% |
4 | 3.80% |
a. Average= | 10.15% |
c. Standard dev= | 13.62% |
b. Variance= | 0.01854 |
Where | |||||||
Average or Mean = Sum of all observations/Count of all observations | |||||||
Sample Standard deviation =((∑k=1 to N (observationk – average))/(N-1))^(1/2) | |||||||
Variance = standard deviation^2 |
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