Part A

Evan estimates that over the past five years the arithmetic average return of his BioCorp. investment is 12.71%. He knows that during the first two years his BioCorp. investment earned a return of 15.51% and 22.47%, respectively. During the last two years, Evan knows that his BioCorp investment earned a return of -8.68% and 9.43%, respectively. Given this information, during the third year, Evans BioCorp investment earned a return of:

select one:

• 24.82%

• 19.86%

• 12.11%

• 7.46%

• 22.34%

Part B

Dale invested his life savings in ScienceInc. in 2016. Since then, that investment has earned an average return of 10.27%. What is the range of Dale's returns with a 68% probability, if his investment exhibits a standard deviation of 19.14%?

select one:

• 47.15% to 67.69%

• 8.87% to 11.67%

• 28.01% to 48.55%

• 8.87% to 29.41%

• 18.44% to 38.98%