19) What is th standard deviation below the average? A) 1.0 percent B) 2.5 percent C) 5.0 percent D) 16 percent E) 32 percent e probability that small-company stocks will produce an annual return that is more than one 20) Standard deviation is a measure of which one of the following? A) Average rate of return D) Risk premium E) Real returns 21) Which one of the following is defined by its mean and its standard deviation? A) Arithmetic nominal return B) Geometric real retun C) Normal distribution D) Vanance E) Risk premium 22) Which form of market efficiency would most likely offer the greatest profit potential to an outstanding professional fundamental stock analyst? A) Weak C) Semistrong D) Strong E) Perfect