13) (4 pts) A stock had the following returns over the last 4 years. What was the arithmetic average return over the four year period? 9 % What was the geometric average return over the four year period? % 14) (3 pts) Large stocks had an average return of 11.5% over the last 30 yrs, with a standard deviation of 2 assuming a normal distribution, what range of returns would you expect to have occurred 95% of the time? Between % and \%