The graph shows that the monthly return on Galifre Educational (GE) is expected to fall between -4.287% and 5.655%. The expected return on Galifre Educational (GE) is______ and the standard deviation is __________
How do you find the standard deviation? Please show work
Answers...
Expected return = .684%
Standard deviation = 1.657%
Note : - the answer given for standard Deviation is wrong.
Expected Return = (- 4.287% + 5.655%) / 2
= 0.684%
Given Return X | Expected Return X1 | (X-X1)^2 |
-0.04287 | 0.00684 | 0.0024710841 |
0.05655 | 0.00684 | 0.0024710841 |
Total | 0.0049421682 |
Standard Deviation = (0.0049421682 / 2)^1/2
= 4.971%
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