The following information represents a sample of returns for a company

Date Return

11/01/2020 [8+1.59]%

11/14/2020 [-4+1.38]%

12/01/2020 [1+1.27]%

12/14/2020 [9+1.21]%

12/14/2020 [-3.46]%

12/14/2020 [6.55-D]%

12/14/2020 [-12.00]%

a) Compute the arithmetic mean return

b) Compute the geometric mean return

c) Compute the variance

NOTE: Answer in percentages. If your answer is 0.0405, then answer 4.05.