An investment strategy has an expected return of 21 percent and a standard deviation of 15 percent. Assume investment returns are bell shaped.

a.How likely is it to earn a return between 6 percent and 36 percent?(Enter your response as decimal values (not percentages) rounded to 2 decimal places.)

Probability-

b.How likely is it to earn a return greater than 36 percent?(Enter your response as decimal values (not percentages) rounded to 2 decimal places.)

Probability-

c.How likely is it to earn a return below 9 percent?(Enter your response as decimal values (not percentages) rounded to 3 decimal places.)

Probability-