The quarterly returns for a group of

63

mutual funds are well modeled by a Normal model with a mean of

6.8%

and a standard deviation of

3.7%.

Use the 68-95-99.7 Rule to find the cutoff values that would separate the following percentages of funds, rather than using technology to find the exact values.

a) the highest

50%

b) the highest

16%

c) the lowest

2.5%

d) the middle

68%

Question content area bottom

Part 1

a) Select the correct choice and fill in any answer boxes in your choice below.

(Round to one decimal place as needed.)

A.

enter your response here%xenter your response here%

B.

xenter your response here%

C.

xenter your response here%