6.6

9.6

7.6

8.6

10.4

11.4

12.4,

9.4

31.4

21.2

13.0

57.8

82.8

102.0

65.6

50.4

10.1

7.1

8.1

9.1

What is Duke Energy's average return in (A)? What is Duke Energy's difference (return-average) in 2021 in (B) ? Questions 5-10 The following are Duke Energy's stock returns (\%) for the last 10 years. What is Duke Energy's squared difference ([return-average ]2 ) in 2020 in (C)? Questions 5-10 The following are Duke Energy's stock returns (\%) for the last 10 years. What is Duke Energy's variance in (D)? What is Duke Energy's standard deviation in (E)? Questions 5-10 According to Duke Energy's average return in Question 5 and an average risk-free rate of 0.6 percent, what is Duke Energy's risk premium? 6 9 8 7