View Point Industries has forecast a rate of return of 20.00% if the economy booms (25.00% probability); a rate of return of 15.00% if the economy in in a growth phase (45.00% probability); a rate of return of 2.50% if the economy in in decline (20.00% probability); and a rate of return of -15.00% if the economy in a depression (10.00% probability). What is View Point's standard deviation of returns?
10.46%
15.00%
17.31%
9.25%